Home / 7,799.28-10,761.52-4,655.76

Finding the Fourth Proportional to 7,799.28, 10,761.52 and 4,655.76

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Solution

The fourth proportional to 7,799.28, 10,761.52 and 4,655.76 is: 6,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.28 : 10,761.52 = 4,655.76 : x
  2. Step 2: Convert to fraction form
    7,799.28/10,761.52 = 4,655.76/x
  3. Step 3: Cross multiply
    7,799.28x = 10,761.52 × 4,655.76
  4. Step 4: Simplify right side
    7,799.28x = 50,103,054.36
  5. Step 5: Solve for x
    x = 50,103,054.36/7,799.28
  6. Step 6: Final answer
    x = 6,424.06

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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.