Home / 8,254.95-12,374.83-2,988.73

Finding the Fourth Proportional to 8,254.95, 12,374.83 and 2,988.73

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Solution

The fourth proportional to 8,254.95, 12,374.83 and 2,988.73 is: 4,480.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.95 : 12,374.83 = 2,988.73 : x
  2. Step 2: Convert to fraction form
    8,254.95/12,374.83 = 2,988.73/x
  3. Step 3: Cross multiply
    8,254.95x = 12,374.83 × 2,988.73
  4. Step 4: Simplify right side
    8,254.95x = 36,985,028.06
  5. Step 5: Solve for x
    x = 36,985,028.06/8,254.95
  6. Step 6: Final answer
    x = 4,480.35

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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.