Home / 8,260.55-12,387.30-2,710.83

Finding the Fourth Proportional to 8,260.55, 12,387.30 and 2,710.83

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Solution

The fourth proportional to 8,260.55, 12,387.30 and 2,710.83 is: 4,065.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.55 : 12,387.30 = 2,710.83 : x
  2. Step 2: Convert to fraction form
    8,260.55/12,387.30 = 2,710.83/x
  3. Step 3: Cross multiply
    8,260.55x = 12,387.30 × 2,710.83
  4. Step 4: Simplify right side
    8,260.55x = 33,579,864.46
  5. Step 5: Solve for x
    x = 33,579,864.46/8,260.55
  6. Step 6: Final answer
    x = 4,065.09

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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.