Home / 1,934.64-2,671.43-1,560.42

Finding the Fourth Proportional to 1,934.64, 2,671.43 and 1,560.42

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Solution

The fourth proportional to 1,934.64, 2,671.43 and 1,560.42 is: 2,154.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.64 : 2,671.43 = 1,560.42 : x
  2. Step 2: Convert to fraction form
    1,934.64/2,671.43 = 1,560.42/x
  3. Step 3: Cross multiply
    1,934.64x = 2,671.43 × 1,560.42
  4. Step 4: Simplify right side
    1,934.64x = 4,168,545.00
  5. Step 5: Solve for x
    x = 4,168,545.00/1,934.64
  6. Step 6: Final answer
    x = 2,154.69

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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.