Home / 4,086.68-6,130.02-2,856.49

Finding the Fourth Proportional to 4,086.68, 6,130.02 and 2,856.49

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Solution

The fourth proportional to 4,086.68, 6,130.02 and 2,856.49 is: 4,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.68 : 6,130.02 = 2,856.49 : x
  2. Step 2: Convert to fraction form
    4,086.68/6,130.02 = 2,856.49/x
  3. Step 3: Cross multiply
    4,086.68x = 6,130.02 × 2,856.49
  4. Step 4: Simplify right side
    4,086.68x = 17,510,340.83
  5. Step 5: Solve for x
    x = 17,510,340.83/4,086.68
  6. Step 6: Final answer
    x = 4,284.74

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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.