Home / 2,516.04-3,774.06-1,218.60

Finding the Fourth Proportional to 2,516.04, 3,774.06 and 1,218.60

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Solution

The fourth proportional to 2,516.04, 3,774.06 and 1,218.60 is: 1,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.04 : 3,774.06 = 1,218.60 : x
  2. Step 2: Convert to fraction form
    2,516.04/3,774.06 = 1,218.60/x
  3. Step 3: Cross multiply
    2,516.04x = 3,774.06 × 1,218.60
  4. Step 4: Simplify right side
    2,516.04x = 4,599,069.52
  5. Step 5: Solve for x
    x = 4,599,069.52/2,516.04
  6. Step 6: Final answer
    x = 1,827.90

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Similar ratio
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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.