Home / 3,491.34-4,818.89-2,000.13

Finding the Fourth Proportional to 3,491.34, 4,818.89 and 2,000.13

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Solution

The fourth proportional to 3,491.34, 4,818.89 and 2,000.13 is: 2,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.34 : 4,818.89 = 2,000.13 : x
  2. Step 2: Convert to fraction form
    3,491.34/4,818.89 = 2,000.13/x
  3. Step 3: Cross multiply
    3,491.34x = 4,818.89 × 2,000.13
  4. Step 4: Simplify right side
    3,491.34x = 9,638,406.46
  5. Step 5: Solve for x
    x = 9,638,406.46/3,491.34
  6. Step 6: Final answer
    x = 2,760.66

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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.