Home / 4,344.20-6,516.30-1,057.28

Finding the Fourth Proportional to 4,344.20, 6,516.30 and 1,057.28

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Solution

The fourth proportional to 4,344.20, 6,516.30 and 1,057.28 is: 1,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.20 : 6,516.30 = 1,057.28 : x
  2. Step 2: Convert to fraction form
    4,344.20/6,516.30 = 1,057.28/x
  3. Step 3: Cross multiply
    4,344.20x = 6,516.30 × 1,057.28
  4. Step 4: Simplify right side
    4,344.20x = 6,889,573.92
  5. Step 5: Solve for x
    x = 6,889,573.92/4,344.20
  6. Step 6: Final answer
    x = 1,585.93

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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.