Home / 10,545.52-15,823.80-6,846.88

Finding the Fourth Proportional to 10,545.52, 15,823.80 and 6,846.88

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Solution

The fourth proportional to 10,545.52, 15,823.80 and 6,846.88 is: 10,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.52 : 15,823.80 = 6,846.88 : x
  2. Step 2: Convert to fraction form
    10,545.52/15,823.80 = 6,846.88/x
  3. Step 3: Cross multiply
    10,545.52x = 15,823.80 × 6,846.88
  4. Step 4: Simplify right side
    10,545.52x = 108,343,659.74
  5. Step 5: Solve for x
    x = 108,343,659.74/10,545.52
  6. Step 6: Final answer
    x = 10,273.90

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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.