Home / 10,855.04-16,263.88-7,337.28

Finding the Fourth Proportional to 10,855.04, 16,263.88 and 7,337.28

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Solution

The fourth proportional to 10,855.04, 16,263.88 and 7,337.28 is: 10,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855.04 : 16,263.88 = 7,337.28 : x
  2. Step 2: Convert to fraction form
    10,855.04/16,263.88 = 7,337.28/x
  3. Step 3: Cross multiply
    10,855.04x = 16,263.88 × 7,337.28
  4. Step 4: Simplify right side
    10,855.04x = 119,332,641.45
  5. Step 5: Solve for x
    x = 119,332,641.45/10,855.04
  6. Step 6: Final answer
    x = 10,993.29

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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.