Home / 7,057.28-10,585.56-1,862.96

Finding the Fourth Proportional to 7,057.28, 10,585.56 and 1,862.96

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Solution

The fourth proportional to 7,057.28, 10,585.56 and 1,862.96 is: 2,794.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057.28 : 10,585.56 = 1,862.96 : x
  2. Step 2: Convert to fraction form
    7,057.28/10,585.56 = 1,862.96/x
  3. Step 3: Cross multiply
    7,057.28x = 10,585.56 × 1,862.96
  4. Step 4: Simplify right side
    7,057.28x = 19,720,474.86
  5. Step 5: Solve for x
    x = 19,720,474.86/7,057.28
  6. Step 6: Final answer
    x = 2,794.34

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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.