Home / 10,366.90-15,550.27-5,981.54

Finding the Fourth Proportional to 10,366.90, 15,550.27 and 5,981.54

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Solution

The fourth proportional to 10,366.90, 15,550.27 and 5,981.54 is: 8,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.90 : 15,550.27 = 5,981.54 : x
  2. Step 2: Convert to fraction form
    10,366.90/15,550.27 = 5,981.54/x
  3. Step 3: Cross multiply
    10,366.90x = 15,550.27 × 5,981.54
  4. Step 4: Simplify right side
    10,366.90x = 93,014,562.02
  5. Step 5: Solve for x
    x = 93,014,562.02/10,366.90
  6. Step 6: Final answer
    x = 8,972.26

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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.