Home / 7,624.29-10,520.24-4,481.08

Finding the Fourth Proportional to 7,624.29, 10,520.24 and 4,481.08

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Solution

The fourth proportional to 7,624.29, 10,520.24 and 4,481.08 is: 6,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.29 : 10,520.24 = 4,481.08 : x
  2. Step 2: Convert to fraction form
    7,624.29/10,520.24 = 4,481.08/x
  3. Step 3: Cross multiply
    7,624.29x = 10,520.24 × 4,481.08
  4. Step 4: Simplify right side
    7,624.29x = 47,142,037.06
  5. Step 5: Solve for x
    x = 47,142,037.06/7,624.29
  6. Step 6: Final answer
    x = 6,183.14

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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.