Home / 10,981.60-16,472.40-6,048.70

Finding the Fourth Proportional to 10,981.60, 16,472.40 and 6,048.70

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Solution

The fourth proportional to 10,981.60, 16,472.40 and 6,048.70 is: 9,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981.60 : 16,472.40 = 6,048.70 : x
  2. Step 2: Convert to fraction form
    10,981.60/16,472.40 = 6,048.70/x
  3. Step 3: Cross multiply
    10,981.60x = 16,472.40 × 6,048.70
  4. Step 4: Simplify right side
    10,981.60x = 99,636,605.88
  5. Step 5: Solve for x
    x = 99,636,605.88/10,981.60
  6. Step 6: Final answer
    x = 9,073.05

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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.