Home / 2,141.04-2,951.10-1,432.63

Finding the Fourth Proportional to 2,141.04, 2,951.10 and 1,432.63

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Solution

The fourth proportional to 2,141.04, 2,951.10 and 1,432.63 is: 1,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141.04 : 2,951.10 = 1,432.63 : x
  2. Step 2: Convert to fraction form
    2,141.04/2,951.10 = 1,432.63/x
  3. Step 3: Cross multiply
    2,141.04x = 2,951.10 × 1,432.63
  4. Step 4: Simplify right side
    2,141.04x = 4,227,834.39
  5. Step 5: Solve for x
    x = 4,227,834.39/2,141.04
  6. Step 6: Final answer
    x = 1,974.66

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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.