Home / 4,627.76-6,386.30-2,531.88

Finding the Fourth Proportional to 4,627.76, 6,386.30 and 2,531.88

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Solution

The fourth proportional to 4,627.76, 6,386.30 and 2,531.88 is: 3,493.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.76 : 6,386.30 = 2,531.88 : x
  2. Step 2: Convert to fraction form
    4,627.76/6,386.30 = 2,531.88/x
  3. Step 3: Cross multiply
    4,627.76x = 6,386.30 × 2,531.88
  4. Step 4: Simplify right side
    4,627.76x = 16,169,345.24
  5. Step 5: Solve for x
    x = 16,169,345.24/4,627.76
  6. Step 6: Final answer
    x = 3,493.99

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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.