Home / 8,025.06-12,038.74-2,478.88

Finding the Fourth Proportional to 8,025.06, 12,038.74 and 2,478.88

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Solution

The fourth proportional to 8,025.06, 12,038.74 and 2,478.88 is: 3,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.06 : 12,038.74 = 2,478.88 : x
  2. Step 2: Convert to fraction form
    8,025.06/12,038.74 = 2,478.88/x
  3. Step 3: Cross multiply
    8,025.06x = 12,038.74 × 2,478.88
  4. Step 4: Simplify right side
    8,025.06x = 29,842,591.81
  5. Step 5: Solve for x
    x = 29,842,591.81/8,025.06
  6. Step 6: Final answer
    x = 3,718.68

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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.