Home / 6,275.32-9,419.79-4,719.76

Finding the Fourth Proportional to 6,275.32, 9,419.79 and 4,719.76

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Solution

The fourth proportional to 6,275.32, 9,419.79 and 4,719.76 is: 7,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.32 : 9,419.79 = 4,719.76 : x
  2. Step 2: Convert to fraction form
    6,275.32/9,419.79 = 4,719.76/x
  3. Step 3: Cross multiply
    6,275.32x = 9,419.79 × 4,719.76
  4. Step 4: Simplify right side
    6,275.32x = 44,459,148.05
  5. Step 5: Solve for x
    x = 44,459,148.05/6,275.32
  6. Step 6: Final answer
    x = 7,084.76

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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.