Home / 5,465.61-7,542.33-3,228.21

Finding the Fourth Proportional to 5,465.61, 7,542.33 and 3,228.21

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Solution

The fourth proportional to 5,465.61, 7,542.33 and 3,228.21 is: 4,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.61 : 7,542.33 = 3,228.21 : x
  2. Step 2: Convert to fraction form
    5,465.61/7,542.33 = 3,228.21/x
  3. Step 3: Cross multiply
    5,465.61x = 7,542.33 × 3,228.21
  4. Step 4: Simplify right side
    5,465.61x = 24,348,225.13
  5. Step 5: Solve for x
    x = 24,348,225.13/5,465.61
  6. Step 6: Final answer
    x = 4,454.80

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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.