Home / 5,422.61-7,483.37-3,064.90

Finding the Fourth Proportional to 5,422.61, 7,483.37 and 3,064.90

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Solution

The fourth proportional to 5,422.61, 7,483.37 and 3,064.90 is: 4,229.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.61 : 7,483.37 = 3,064.90 : x
  2. Step 2: Convert to fraction form
    5,422.61/7,483.37 = 3,064.90/x
  3. Step 3: Cross multiply
    5,422.61x = 7,483.37 × 3,064.90
  4. Step 4: Simplify right side
    5,422.61x = 22,935,780.71
  5. Step 5: Solve for x
    x = 22,935,780.71/5,422.61
  6. Step 6: Final answer
    x = 4,229.66

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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.