Home / 10,669.76-16,006.68-4,095.42

Finding the Fourth Proportional to 10,669.76, 16,006.68 and 4,095.42

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Solution

The fourth proportional to 10,669.76, 16,006.68 and 4,095.42 is: 6,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.76 : 16,006.68 = 4,095.42 : x
  2. Step 2: Convert to fraction form
    10,669.76/16,006.68 = 4,095.42/x
  3. Step 3: Cross multiply
    10,669.76x = 16,006.68 × 4,095.42
  4. Step 4: Simplify right side
    10,669.76x = 65,554,077.41
  5. Step 5: Solve for x
    x = 65,554,077.41/10,669.76
  6. Step 6: Final answer
    x = 6,143.92

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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.