Home / 9,073.13-13,603.31-3,521.79

Finding the Fourth Proportional to 9,073.13, 13,603.31 and 3,521.79

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Solution

The fourth proportional to 9,073.13, 13,603.31 and 3,521.79 is: 5,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.13 : 13,603.31 = 3,521.79 : x
  2. Step 2: Convert to fraction form
    9,073.13/13,603.31 = 3,521.79/x
  3. Step 3: Cross multiply
    9,073.13x = 13,603.31 × 3,521.79
  4. Step 4: Simplify right side
    9,073.13x = 47,908,001.12
  5. Step 5: Solve for x
    x = 47,908,001.12/9,073.13
  6. Step 6: Final answer
    x = 5,280.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.