Home / 8,254.95-12,382.41-2,411.55

Finding the Fourth Proportional to 8,254.95, 12,382.41 and 2,411.55

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Solution

The fourth proportional to 8,254.95, 12,382.41 and 2,411.55 is: 3,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.95 : 12,382.41 = 2,411.55 : x
  2. Step 2: Convert to fraction form
    8,254.95/12,382.41 = 2,411.55/x
  3. Step 3: Cross multiply
    8,254.95x = 12,382.41 × 2,411.55
  4. Step 4: Simplify right side
    8,254.95x = 29,860,800.84
  5. Step 5: Solve for x
    x = 29,860,800.84/8,254.95
  6. Step 6: Final answer
    x = 3,617.32

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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.