Home / 9,808.24-13,535.36-5,331.98

Finding the Fourth Proportional to 9,808.24, 13,535.36 and 5,331.98

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Solution

The fourth proportional to 9,808.24, 13,535.36 and 5,331.98 is: 7,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.24 : 13,535.36 = 5,331.98 : x
  2. Step 2: Convert to fraction form
    9,808.24/13,535.36 = 5,331.98/x
  3. Step 3: Cross multiply
    9,808.24x = 13,535.36 × 5,331.98
  4. Step 4: Simplify right side
    9,808.24x = 72,170,201.14
  5. Step 5: Solve for x
    x = 72,170,201.14/9,808.24
  6. Step 6: Final answer
    x = 7,358.12

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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.