Home / 9,706.99-13,395.57-5,515.24

Finding the Fourth Proportional to 9,706.99, 13,395.57 and 5,515.24

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Solution

The fourth proportional to 9,706.99, 13,395.57 and 5,515.24 is: 7,610.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,706.99 : 13,395.57 = 5,515.24 : x
  2. Step 2: Convert to fraction form
    9,706.99/13,395.57 = 5,515.24/x
  3. Step 3: Cross multiply
    9,706.99x = 13,395.57 × 5,515.24
  4. Step 4: Simplify right side
    9,706.99x = 73,879,783.49
  5. Step 5: Solve for x
    x = 73,879,783.49/9,706.99
  6. Step 6: Final answer
    x = 7,610.99

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Half scale
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Double scale
Find fourth proportional to 9,707.99, 13,396.95 and 5,516.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.