Home / 9,515.16-14,269.10-5,615.01

Finding the Fourth Proportional to 9,515.16, 14,269.10 and 5,615.01

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Solution

The fourth proportional to 9,515.16, 14,269.10 and 5,615.01 is: 8,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.16 : 14,269.10 = 5,615.01 : x
  2. Step 2: Convert to fraction form
    9,515.16/14,269.10 = 5,615.01/x
  3. Step 3: Cross multiply
    9,515.16x = 14,269.10 × 5,615.01
  4. Step 4: Simplify right side
    9,515.16x = 80,121,111.12
  5. Step 5: Solve for x
    x = 80,121,111.12/9,515.16
  6. Step 6: Final answer
    x = 8,420.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.