Home / 2,098.40-2,895.96-1,259.14

Finding the Fourth Proportional to 2,098.40, 2,895.96 and 1,259.14

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Solution

The fourth proportional to 2,098.40, 2,895.96 and 1,259.14 is: 1,737.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.40 : 2,895.96 = 1,259.14 : x
  2. Step 2: Convert to fraction form
    2,098.40/2,895.96 = 1,259.14/x
  3. Step 3: Cross multiply
    2,098.40x = 2,895.96 × 1,259.14
  4. Step 4: Simplify right side
    2,098.40x = 3,646,398.30
  5. Step 5: Solve for x
    x = 3,646,398.30/2,098.40
  6. Step 6: Final answer
    x = 1,737.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.