Home / 10,895.92-16,350.12-4,655.20

Finding the Fourth Proportional to 10,895.92, 16,350.12 and 4,655.20

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Solution

The fourth proportional to 10,895.92, 16,350.12 and 4,655.20 is: 6,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.92 : 16,350.12 = 4,655.20 : x
  2. Step 2: Convert to fraction form
    10,895.92/16,350.12 = 4,655.20/x
  3. Step 3: Cross multiply
    10,895.92x = 16,350.12 × 4,655.20
  4. Step 4: Simplify right side
    10,895.92x = 76,113,078.62
  5. Step 5: Solve for x
    x = 76,113,078.62/10,895.92
  6. Step 6: Final answer
    x = 6,985.47

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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.