Home / 9,504.16-13,115.72-5,312.41

Finding the Fourth Proportional to 9,504.16, 13,115.72 and 5,312.41

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Solution

The fourth proportional to 9,504.16, 13,115.72 and 5,312.41 is: 7,331.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,504.16 : 13,115.72 = 5,312.41 : x
  2. Step 2: Convert to fraction form
    9,504.16/13,115.72 = 5,312.41/x
  3. Step 3: Cross multiply
    9,504.16x = 13,115.72 × 5,312.41
  4. Step 4: Simplify right side
    9,504.16x = 69,676,082.09
  5. Step 5: Solve for x
    x = 69,676,082.09/9,504.16
  6. Step 6: Final answer
    x = 7,331.11

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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.