Home / 10,419.03-14,372.88-7,060.70

Finding the Fourth Proportional to 10,419.03, 14,372.88 and 7,060.70

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Solution

The fourth proportional to 10,419.03, 14,372.88 and 7,060.70 is: 9,740.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.03 : 14,372.88 = 7,060.70 : x
  2. Step 2: Convert to fraction form
    10,419.03/14,372.88 = 7,060.70/x
  3. Step 3: Cross multiply
    10,419.03x = 14,372.88 × 7,060.70
  4. Step 4: Simplify right side
    10,419.03x = 101,482,521.95
  5. Step 5: Solve for x
    x = 101,482,521.95/10,419.03
  6. Step 6: Final answer
    x = 9,740.11

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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.