Home / 8,258.76-12,387.45-2,335.53

Finding the Fourth Proportional to 8,258.76, 12,387.45 and 2,335.53

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Solution

The fourth proportional to 8,258.76, 12,387.45 and 2,335.53 is: 3,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.76 : 12,387.45 = 2,335.53 : x
  2. Step 2: Convert to fraction form
    8,258.76/12,387.45 = 2,335.53/x
  3. Step 3: Cross multiply
    8,258.76x = 12,387.45 × 2,335.53
  4. Step 4: Simplify right side
    8,258.76x = 28,931,261.10
  5. Step 5: Solve for x
    x = 28,931,261.10/8,258.76
  6. Step 6: Final answer
    x = 3,503.10

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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.