Home / 7,299.32-10,073.12-4,155.68

Finding the Fourth Proportional to 7,299.32, 10,073.12 and 4,155.68

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Solution

The fourth proportional to 7,299.32, 10,073.12 and 4,155.68 is: 5,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.32 : 10,073.12 = 4,155.68 : x
  2. Step 2: Convert to fraction form
    7,299.32/10,073.12 = 4,155.68/x
  3. Step 3: Cross multiply
    7,299.32x = 10,073.12 × 4,155.68
  4. Step 4: Simplify right side
    7,299.32x = 41,860,663.32
  5. Step 5: Solve for x
    x = 41,860,663.32/7,299.32
  6. Step 6: Final answer
    x = 5,734.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.