Home / 4,381.18-6,045.90-2,391.78

Finding the Fourth Proportional to 4,381.18, 6,045.90 and 2,391.78

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Solution

The fourth proportional to 4,381.18, 6,045.90 and 2,391.78 is: 3,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.18 : 6,045.90 = 2,391.78 : x
  2. Step 2: Convert to fraction form
    4,381.18/6,045.90 = 2,391.78/x
  3. Step 3: Cross multiply
    4,381.18x = 6,045.90 × 2,391.78
  4. Step 4: Simplify right side
    4,381.18x = 14,460,462.70
  5. Step 5: Solve for x
    x = 14,460,462.70/4,381.18
  6. Step 6: Final answer
    x = 3,300.59

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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.