Home / 7,070.83-10,607.76-2,073.61

Finding the Fourth Proportional to 7,070.83, 10,607.76 and 2,073.61

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Solution

The fourth proportional to 7,070.83, 10,607.76 and 2,073.61 is: 3,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.83 : 10,607.76 = 2,073.61 : x
  2. Step 2: Convert to fraction form
    7,070.83/10,607.76 = 2,073.61/x
  3. Step 3: Cross multiply
    7,070.83x = 10,607.76 × 2,073.61
  4. Step 4: Simplify right side
    7,070.83x = 21,996,357.21
  5. Step 5: Solve for x
    x = 21,996,357.21/7,070.83
  6. Step 6: Final answer
    x = 3,110.86

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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.