Home / 9,020.30-12,454.16-5,881.95

Finding the Fourth Proportional to 9,020.30, 12,454.16 and 5,881.95

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Solution

The fourth proportional to 9,020.30, 12,454.16 and 5,881.95 is: 8,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.30 : 12,454.16 = 5,881.95 : x
  2. Step 2: Convert to fraction form
    9,020.30/12,454.16 = 5,881.95/x
  3. Step 3: Cross multiply
    9,020.30x = 12,454.16 × 5,881.95
  4. Step 4: Simplify right side
    9,020.30x = 73,254,717.00
  5. Step 5: Solve for x
    x = 73,254,717.00/9,020.30
  6. Step 6: Final answer
    x = 8,121.10

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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.