Home / 3,818.41-5,727.61-1,045.10

Finding the Fourth Proportional to 3,818.41, 5,727.61 and 1,045.10

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Solution

The fourth proportional to 3,818.41, 5,727.61 and 1,045.10 is: 1,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.41 : 5,727.61 = 1,045.10 : x
  2. Step 2: Convert to fraction form
    3,818.41/5,727.61 = 1,045.10/x
  3. Step 3: Cross multiply
    3,818.41x = 5,727.61 × 1,045.10
  4. Step 4: Simplify right side
    3,818.41x = 5,985,936.92
  5. Step 5: Solve for x
    x = 5,985,936.92/3,818.41
  6. Step 6: Final answer
    x = 1,567.65

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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.