Home / 4,115.89-6,170.95-1,518.13

Finding the Fourth Proportional to 4,115.89, 6,170.95 and 1,518.13

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Solution

The fourth proportional to 4,115.89, 6,170.95 and 1,518.13 is: 2,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.89 : 6,170.95 = 1,518.13 : x
  2. Step 2: Convert to fraction form
    4,115.89/6,170.95 = 1,518.13/x
  3. Step 3: Cross multiply
    4,115.89x = 6,170.95 × 1,518.13
  4. Step 4: Simplify right side
    4,115.89x = 9,368,304.32
  5. Step 5: Solve for x
    x = 9,368,304.32/4,115.89
  6. Step 6: Final answer
    x = 2,276.13

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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.