Home / 7,029.45-10,545.76-2,098.90

Finding the Fourth Proportional to 7,029.45, 10,545.76 and 2,098.90

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Solution

The fourth proportional to 7,029.45, 10,545.76 and 2,098.90 is: 3,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.45 : 10,545.76 = 2,098.90 : x
  2. Step 2: Convert to fraction form
    7,029.45/10,545.76 = 2,098.90/x
  3. Step 3: Cross multiply
    7,029.45x = 10,545.76 × 2,098.90
  4. Step 4: Simplify right side
    7,029.45x = 22,134,495.66
  5. Step 5: Solve for x
    x = 22,134,495.66/7,029.45
  6. Step 6: Final answer
    x = 3,148.82

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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.