Home / 10,577.50-14,590.20-6,799.40

Finding the Fourth Proportional to 10,577.50, 14,590.20 and 6,799.40

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Solution

The fourth proportional to 10,577.50, 14,590.20 and 6,799.40 is: 9,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.50 : 14,590.20 = 6,799.40 : x
  2. Step 2: Convert to fraction form
    10,577.50/14,590.20 = 6,799.40/x
  3. Step 3: Cross multiply
    10,577.50x = 14,590.20 × 6,799.40
  4. Step 4: Simplify right side
    10,577.50x = 99,204,605.88
  5. Step 5: Solve for x
    x = 99,204,605.88/10,577.50
  6. Step 6: Final answer
    x = 9,378.83

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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.