Home / 7,043.68-10,566.54-2,113.70

Finding the Fourth Proportional to 7,043.68, 10,566.54 and 2,113.70

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Solution

The fourth proportional to 7,043.68, 10,566.54 and 2,113.70 is: 3,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.68 : 10,566.54 = 2,113.70 : x
  2. Step 2: Convert to fraction form
    7,043.68/10,566.54 = 2,113.70/x
  3. Step 3: Cross multiply
    7,043.68x = 10,566.54 × 2,113.70
  4. Step 4: Simplify right side
    7,043.68x = 22,334,537.87
  5. Step 5: Solve for x
    x = 22,334,537.87/7,043.68
  6. Step 6: Final answer
    x = 3,170.86

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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.