Home / 2,931.34-4,044.24-1,671.49

Finding the Fourth Proportional to 2,931.34, 4,044.24 and 1,671.49

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Solution

The fourth proportional to 2,931.34, 4,044.24 and 1,671.49 is: 2,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.34 : 4,044.24 = 1,671.49 : x
  2. Step 2: Convert to fraction form
    2,931.34/4,044.24 = 1,671.49/x
  3. Step 3: Cross multiply
    2,931.34x = 4,044.24 × 1,671.49
  4. Step 4: Simplify right side
    2,931.34x = 6,759,884.32
  5. Step 5: Solve for x
    x = 6,759,884.32/2,931.34
  6. Step 6: Final answer
    x = 2,306.07

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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.