Home / 9,010.84-13,545.33-8,355.76

Finding the Fourth Proportional to 9,010.84, 13,545.33 and 8,355.76

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Solution

The fourth proportional to 9,010.84, 13,545.33 and 8,355.76 is: 12,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.84 : 13,545.33 = 8,355.76 : x
  2. Step 2: Convert to fraction form
    9,010.84/13,545.33 = 8,355.76/x
  3. Step 3: Cross multiply
    9,010.84x = 13,545.33 × 8,355.76
  4. Step 4: Simplify right side
    9,010.84x = 113,181,526.60
  5. Step 5: Solve for x
    x = 113,181,526.60/9,010.84
  6. Step 6: Final answer
    x = 12,560.60

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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.