Home / 8,623.13-12,934.69-2,383.20

Finding the Fourth Proportional to 8,623.13, 12,934.69 and 2,383.20

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Solution

The fourth proportional to 8,623.13, 12,934.69 and 2,383.20 is: 3,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.13 : 12,934.69 = 2,383.20 : x
  2. Step 2: Convert to fraction form
    8,623.13/12,934.69 = 2,383.20/x
  3. Step 3: Cross multiply
    8,623.13x = 12,934.69 × 2,383.20
  4. Step 4: Simplify right side
    8,623.13x = 30,825,947.25
  5. Step 5: Solve for x
    x = 30,825,947.25/8,623.13
  6. Step 6: Final answer
    x = 3,574.80

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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.