Home / 7,449.16-11,169.40-3,061.68

Finding the Fourth Proportional to 7,449.16, 11,169.40 and 3,061.68

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Solution

The fourth proportional to 7,449.16, 11,169.40 and 3,061.68 is: 4,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.16 : 11,169.40 = 3,061.68 : x
  2. Step 2: Convert to fraction form
    7,449.16/11,169.40 = 3,061.68/x
  3. Step 3: Cross multiply
    7,449.16x = 11,169.40 × 3,061.68
  4. Step 4: Simplify right side
    7,449.16x = 34,197,128.59
  5. Step 5: Solve for x
    x = 34,197,128.59/7,449.16
  6. Step 6: Final answer
    x = 4,590.74

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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.