Home / 2,070.28-3,098.13-1,579.42

Finding the Fourth Proportional to 2,070.28, 3,098.13 and 1,579.42

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Solution

The fourth proportional to 2,070.28, 3,098.13 and 1,579.42 is: 2,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.28 : 3,098.13 = 1,579.42 : x
  2. Step 2: Convert to fraction form
    2,070.28/3,098.13 = 1,579.42/x
  3. Step 3: Cross multiply
    2,070.28x = 3,098.13 × 1,579.42
  4. Step 4: Simplify right side
    2,070.28x = 4,893,248.48
  5. Step 5: Solve for x
    x = 4,893,248.48/2,070.28
  6. Step 6: Final answer
    x = 2,363.57

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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.