Home / 10,298.68-15,450.18-4,456.12

Finding the Fourth Proportional to 10,298.68, 15,450.18 and 4,456.12

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Solution

The fourth proportional to 10,298.68, 15,450.18 and 4,456.12 is: 6,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.68 : 15,450.18 = 4,456.12 : x
  2. Step 2: Convert to fraction form
    10,298.68/15,450.18 = 4,456.12/x
  3. Step 3: Cross multiply
    10,298.68x = 15,450.18 × 4,456.12
  4. Step 4: Simplify right side
    10,298.68x = 68,847,856.10
  5. Step 5: Solve for x
    x = 68,847,856.10/10,298.68
  6. Step 6: Final answer
    x = 6,685.11

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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.