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Finding the Fourth Proportional to 4,574.88, 6,862.32 and 2,627.64

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Solution

The fourth proportional to 4,574.88, 6,862.32 and 2,627.64 is: 3,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.88 : 6,862.32 = 2,627.64 : x
  2. Step 2: Convert to fraction form
    4,574.88/6,862.32 = 2,627.64/x
  3. Step 3: Cross multiply
    4,574.88x = 6,862.32 × 2,627.64
  4. Step 4: Simplify right side
    4,574.88x = 18,031,706.52
  5. Step 5: Solve for x
    x = 18,031,706.52/4,574.88
  6. Step 6: Final answer
    x = 3,941.46

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Similar ratio
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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.