Home / 5,645.61-8,468.28-3,148.29

Finding the Fourth Proportional to 5,645.61, 8,468.28 and 3,148.29

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Solution

The fourth proportional to 5,645.61, 8,468.28 and 3,148.29 is: 4,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.61 : 8,468.28 = 3,148.29 : x
  2. Step 2: Convert to fraction form
    5,645.61/8,468.28 = 3,148.29/x
  3. Step 3: Cross multiply
    5,645.61x = 8,468.28 × 3,148.29
  4. Step 4: Simplify right side
    5,645.61x = 26,660,601.24
  5. Step 5: Solve for x
    x = 26,660,601.24/5,645.61
  6. Step 6: Final answer
    x = 4,722.36

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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.