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Finding the Fourth Proportional to 3,595.74, 4,960.94 and 2,931.45

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Solution

The fourth proportional to 3,595.74, 4,960.94 and 2,931.45 is: 4,044.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.74 : 4,960.94 = 2,931.45 : x
  2. Step 2: Convert to fraction form
    3,595.74/4,960.94 = 2,931.45/x
  3. Step 3: Cross multiply
    3,595.74x = 4,960.94 × 2,931.45
  4. Step 4: Simplify right side
    3,595.74x = 14,542,732.91
  5. Step 5: Solve for x
    x = 14,542,732.91/3,595.74
  6. Step 6: Final answer
    x = 4,044.43

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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.