Home / 7,113.68-10,671.78-2,432.59

Finding the Fourth Proportional to 7,113.68, 10,671.78 and 2,432.59

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Solution

The fourth proportional to 7,113.68, 10,671.78 and 2,432.59 is: 3,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.68 : 10,671.78 = 2,432.59 : x
  2. Step 2: Convert to fraction form
    7,113.68/10,671.78 = 2,432.59/x
  3. Step 3: Cross multiply
    7,113.68x = 10,671.78 × 2,432.59
  4. Step 4: Simplify right side
    7,113.68x = 25,960,057.24
  5. Step 5: Solve for x
    x = 25,960,057.24/7,113.68
  6. Step 6: Final answer
    x = 3,649.31

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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.