Home / 10,956.66-16,442.90-4,384.68

Finding the Fourth Proportional to 10,956.66, 16,442.90 and 4,384.68

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Solution

The fourth proportional to 10,956.66, 16,442.90 and 4,384.68 is: 6,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.66 : 16,442.90 = 4,384.68 : x
  2. Step 2: Convert to fraction form
    10,956.66/16,442.90 = 4,384.68/x
  3. Step 3: Cross multiply
    10,956.66x = 16,442.90 × 4,384.68
  4. Step 4: Simplify right side
    10,956.66x = 72,096,854.77
  5. Step 5: Solve for x
    x = 72,096,854.77/10,956.66
  6. Step 6: Final answer
    x = 6,580.19

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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.