Home / 7,677.28-10,591.99-4,319.56

Finding the Fourth Proportional to 7,677.28, 10,591.99 and 4,319.56

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Solution

The fourth proportional to 7,677.28, 10,591.99 and 4,319.56 is: 5,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.28 : 10,591.99 = 4,319.56 : x
  2. Step 2: Convert to fraction form
    7,677.28/10,591.99 = 4,319.56/x
  3. Step 3: Cross multiply
    7,677.28x = 10,591.99 × 4,319.56
  4. Step 4: Simplify right side
    7,677.28x = 45,752,736.32
  5. Step 5: Solve for x
    x = 45,752,736.32/7,677.28
  6. Step 6: Final answer
    x = 5,959.50

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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.