Home / 6,759.60-10,139.28-3,470.76

Finding the Fourth Proportional to 6,759.60, 10,139.28 and 3,470.76

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Solution

The fourth proportional to 6,759.60, 10,139.28 and 3,470.76 is: 5,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.60 : 10,139.28 = 3,470.76 : x
  2. Step 2: Convert to fraction form
    6,759.60/10,139.28 = 3,470.76/x
  3. Step 3: Cross multiply
    6,759.60x = 10,139.28 × 3,470.76
  4. Step 4: Simplify right side
    6,759.60x = 35,191,007.45
  5. Step 5: Solve for x
    x = 35,191,007.45/6,759.60
  6. Step 6: Final answer
    x = 5,206.08

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1.5x scale

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.