Home / 4,627.60-6,386.08-2,531.72

Finding the Fourth Proportional to 4,627.60, 6,386.08 and 2,531.72

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Solution

The fourth proportional to 4,627.60, 6,386.08 and 2,531.72 is: 3,493.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.60 : 6,386.08 = 2,531.72 : x
  2. Step 2: Convert to fraction form
    4,627.60/6,386.08 = 2,531.72/x
  3. Step 3: Cross multiply
    4,627.60x = 6,386.08 × 2,531.72
  4. Step 4: Simplify right side
    4,627.60x = 16,167,766.46
  5. Step 5: Solve for x
    x = 16,167,766.46/4,627.60
  6. Step 6: Final answer
    x = 3,493.77

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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.