Home / 10,748.03-14,838.45-7,162.04

Finding the Fourth Proportional to 10,748.03, 14,838.45 and 7,162.04

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Solution

The fourth proportional to 10,748.03, 14,838.45 and 7,162.04 is: 9,887.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.03 : 14,838.45 = 7,162.04 : x
  2. Step 2: Convert to fraction form
    10,748.03/14,838.45 = 7,162.04/x
  3. Step 3: Cross multiply
    10,748.03x = 14,838.45 × 7,162.04
  4. Step 4: Simplify right side
    10,748.03x = 106,273,572.44
  5. Step 5: Solve for x
    x = 106,273,572.44/10,748.03
  6. Step 6: Final answer
    x = 9,887.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.