Home / 5,422.40-7,483.02-3,064.52

Finding the Fourth Proportional to 5,422.40, 7,483.02 and 3,064.52

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Solution

The fourth proportional to 5,422.40, 7,483.02 and 3,064.52 is: 4,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.40 : 7,483.02 = 3,064.52 : x
  2. Step 2: Convert to fraction form
    5,422.40/7,483.02 = 3,064.52/x
  3. Step 3: Cross multiply
    5,422.40x = 7,483.02 × 3,064.52
  4. Step 4: Simplify right side
    5,422.40x = 22,931,864.45
  5. Step 5: Solve for x
    x = 22,931,864.45/5,422.40
  6. Step 6: Final answer
    x = 4,229.10

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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.