Home / 9,807.50-13,534.29-5,331.26

Finding the Fourth Proportional to 9,807.50, 13,534.29 and 5,331.26

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Solution

The fourth proportional to 9,807.50, 13,534.29 and 5,331.26 is: 7,357.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.50 : 13,534.29 = 5,331.26 : x
  2. Step 2: Convert to fraction form
    9,807.50/13,534.29 = 5,331.26/x
  3. Step 3: Cross multiply
    9,807.50x = 13,534.29 × 5,331.26
  4. Step 4: Simplify right side
    9,807.50x = 72,154,751.23
  5. Step 5: Solve for x
    x = 72,154,751.23/9,807.50
  6. Step 6: Final answer
    x = 7,357.10

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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.