Home / 5,693.20-7,856.90-4,293.52

Finding the Fourth Proportional to 5,693.20, 7,856.90 and 4,293.52

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Solution

The fourth proportional to 5,693.20, 7,856.90 and 4,293.52 is: 5,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.20 : 7,856.90 = 4,293.52 : x
  2. Step 2: Convert to fraction form
    5,693.20/7,856.90 = 4,293.52/x
  3. Step 3: Cross multiply
    5,693.20x = 7,856.90 × 4,293.52
  4. Step 4: Simplify right side
    5,693.20x = 33,733,757.29
  5. Step 5: Solve for x
    x = 33,733,757.29/5,693.20
  6. Step 6: Final answer
    x = 5,925.27

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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.