Home / 5,389.25-7,437.27-3,264.86

Finding the Fourth Proportional to 5,389.25, 7,437.27 and 3,264.86

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Solution

The fourth proportional to 5,389.25, 7,437.27 and 3,264.86 is: 4,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.25 : 7,437.27 = 3,264.86 : x
  2. Step 2: Convert to fraction form
    5,389.25/7,437.27 = 3,264.86/x
  3. Step 3: Cross multiply
    5,389.25x = 7,437.27 × 3,264.86
  4. Step 4: Simplify right side
    5,389.25x = 24,281,645.33
  5. Step 5: Solve for x
    x = 24,281,645.33/5,389.25
  6. Step 6: Final answer
    x = 4,505.57

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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.