Home / 8,392.92-11,562.20-5,870.30

Finding the Fourth Proportional to 8,392.92, 11,562.20 and 5,870.30

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Solution

The fourth proportional to 8,392.92, 11,562.20 and 5,870.30 is: 8,087.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.92 : 11,562.20 = 5,870.30 : x
  2. Step 2: Convert to fraction form
    8,392.92/11,562.20 = 5,870.30/x
  3. Step 3: Cross multiply
    8,392.92x = 11,562.20 × 5,870.30
  4. Step 4: Simplify right side
    8,392.92x = 67,873,582.66
  5. Step 5: Solve for x
    x = 67,873,582.66/8,392.92
  6. Step 6: Final answer
    x = 8,087.00

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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.