Home / 10,432.58-15,648.89-3,037.21

Finding the Fourth Proportional to 10,432.58, 15,648.89 and 3,037.21

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Solution

The fourth proportional to 10,432.58, 15,648.89 and 3,037.21 is: 4,555.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.58 : 15,648.89 = 3,037.21 : x
  2. Step 2: Convert to fraction form
    10,432.58/15,648.89 = 3,037.21/x
  3. Step 3: Cross multiply
    10,432.58x = 15,648.89 × 3,037.21
  4. Step 4: Simplify right side
    10,432.58x = 47,529,021.69
  5. Step 5: Solve for x
    x = 47,529,021.69/10,432.58
  6. Step 6: Final answer
    x = 4,555.83

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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.