Home / 10,996.04-16,488.60-5,442.92

Finding the Fourth Proportional to 10,996.04, 16,488.60 and 5,442.92

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Solution

The fourth proportional to 10,996.04, 16,488.60 and 5,442.92 is: 8,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.04 : 16,488.60 = 5,442.92 : x
  2. Step 2: Convert to fraction form
    10,996.04/16,488.60 = 5,442.92/x
  3. Step 3: Cross multiply
    10,996.04x = 16,488.60 × 5,442.92
  4. Step 4: Simplify right side
    10,996.04x = 89,746,130.71
  5. Step 5: Solve for x
    x = 89,746,130.71/10,996.04
  6. Step 6: Final answer
    x = 8,161.68

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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.