Home / 10,652.70-15,982.14-4,411.56

Finding the Fourth Proportional to 10,652.70, 15,982.14 and 4,411.56

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Solution

The fourth proportional to 10,652.70, 15,982.14 and 4,411.56 is: 6,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.70 : 15,982.14 = 4,411.56 : x
  2. Step 2: Convert to fraction form
    10,652.70/15,982.14 = 4,411.56/x
  3. Step 3: Cross multiply
    10,652.70x = 15,982.14 × 4,411.56
  4. Step 4: Simplify right side
    10,652.70x = 70,506,169.54
  5. Step 5: Solve for x
    x = 70,506,169.54/10,652.70
  6. Step 6: Final answer
    x = 6,618.62

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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.