Home / 7,043.91-10,562.70-2,112.58

Finding the Fourth Proportional to 7,043.91, 10,562.70 and 2,112.58

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Solution

The fourth proportional to 7,043.91, 10,562.70 and 2,112.58 is: 3,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.91 : 10,562.70 = 2,112.58 : x
  2. Step 2: Convert to fraction form
    7,043.91/10,562.70 = 2,112.58/x
  3. Step 3: Cross multiply
    7,043.91x = 10,562.70 × 2,112.58
  4. Step 4: Simplify right side
    7,043.91x = 22,314,569.89
  5. Step 5: Solve for x
    x = 22,314,569.89/7,043.91
  6. Step 6: Final answer
    x = 3,167.92

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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.