Home / 9,504.24-13,115.72-5,312.48

Finding the Fourth Proportional to 9,504.24, 13,115.72 and 5,312.48

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Solution

The fourth proportional to 9,504.24, 13,115.72 and 5,312.48 is: 7,331.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,504.24 : 13,115.72 = 5,312.48 : x
  2. Step 2: Convert to fraction form
    9,504.24/13,115.72 = 5,312.48/x
  3. Step 3: Cross multiply
    9,504.24x = 13,115.72 × 5,312.48
  4. Step 4: Simplify right side
    9,504.24x = 69,677,000.19
  5. Step 5: Solve for x
    x = 69,677,000.19/9,504.24
  6. Step 6: Final answer
    x = 7,331.15

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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.