Home / 9,520.67-13,140.08-6,534.04

Finding the Fourth Proportional to 9,520.67, 13,140.08 and 6,534.04

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Solution

The fourth proportional to 9,520.67, 13,140.08 and 6,534.04 is: 9,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.67 : 13,140.08 = 6,534.04 : x
  2. Step 2: Convert to fraction form
    9,520.67/13,140.08 = 6,534.04/x
  3. Step 3: Cross multiply
    9,520.67x = 13,140.08 × 6,534.04
  4. Step 4: Simplify right side
    9,520.67x = 85,857,808.32
  5. Step 5: Solve for x
    x = 85,857,808.32/9,520.67
  6. Step 6: Final answer
    x = 9,018.04

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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.