Home / 4,116.42-6,174.63-1,518.75

Finding the Fourth Proportional to 4,116.42, 6,174.63 and 1,518.75

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Solution

The fourth proportional to 4,116.42, 6,174.63 and 1,518.75 is: 2,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.42 : 6,174.63 = 1,518.75 : x
  2. Step 2: Convert to fraction form
    4,116.42/6,174.63 = 1,518.75/x
  3. Step 3: Cross multiply
    4,116.42x = 6,174.63 × 1,518.75
  4. Step 4: Simplify right side
    4,116.42x = 9,377,719.31
  5. Step 5: Solve for x
    x = 9,377,719.31/4,116.42
  6. Step 6: Final answer
    x = 2,278.13

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Double scale
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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.