Home / 9,545.06-13,165.52-9,223.94

Finding the Fourth Proportional to 9,545.06, 13,165.52 and 9,223.94

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Solution

The fourth proportional to 9,545.06, 13,165.52 and 9,223.94 is: 12,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.06 : 13,165.52 = 9,223.94 : x
  2. Step 2: Convert to fraction form
    9,545.06/13,165.52 = 9,223.94/x
  3. Step 3: Cross multiply
    9,545.06x = 13,165.52 × 9,223.94
  4. Step 4: Simplify right side
    9,545.06x = 121,437,966.55
  5. Step 5: Solve for x
    x = 121,437,966.55/9,545.06
  6. Step 6: Final answer
    x = 12,722.60

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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.