Home / 9,052.13-12,487.49-5,509.19

Finding the Fourth Proportional to 9,052.13, 12,487.49 and 5,509.19

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Solution

The fourth proportional to 9,052.13, 12,487.49 and 5,509.19 is: 7,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.13 : 12,487.49 = 5,509.19 : x
  2. Step 2: Convert to fraction form
    9,052.13/12,487.49 = 5,509.19/x
  3. Step 3: Cross multiply
    9,052.13x = 12,487.49 × 5,509.19
  4. Step 4: Simplify right side
    9,052.13x = 68,795,955.03
  5. Step 5: Solve for x
    x = 68,795,955.03/9,052.13
  6. Step 6: Final answer
    x = 7,599.97

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Double scale
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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.