Home / 2,854.04-4,280.84-1,099.88

Finding the Fourth Proportional to 2,854.04, 4,280.84 and 1,099.88

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Solution

The fourth proportional to 2,854.04, 4,280.84 and 1,099.88 is: 1,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.04 : 4,280.84 = 1,099.88 : x
  2. Step 2: Convert to fraction form
    2,854.04/4,280.84 = 1,099.88/x
  3. Step 3: Cross multiply
    2,854.04x = 4,280.84 × 1,099.88
  4. Step 4: Simplify right side
    2,854.04x = 4,708,410.30
  5. Step 5: Solve for x
    x = 4,708,410.30/2,854.04
  6. Step 6: Final answer
    x = 1,649.74

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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.