Home / 8,632.17-12,948.30-2,392.20

Finding the Fourth Proportional to 8,632.17, 12,948.30 and 2,392.20

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Solution

The fourth proportional to 8,632.17, 12,948.30 and 2,392.20 is: 3,588.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632.17 : 12,948.30 = 2,392.20 : x
  2. Step 2: Convert to fraction form
    8,632.17/12,948.30 = 2,392.20/x
  3. Step 3: Cross multiply
    8,632.17x = 12,948.30 × 2,392.20
  4. Step 4: Simplify right side
    8,632.17x = 30,974,923.26
  5. Step 5: Solve for x
    x = 30,974,923.26/8,632.17
  6. Step 6: Final answer
    x = 3,588.31

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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.