Home / 4,381.19-6,045.94-2,391.78

Finding the Fourth Proportional to 4,381.19, 6,045.94 and 2,391.78

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Solution

The fourth proportional to 4,381.19, 6,045.94 and 2,391.78 is: 3,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.19 : 6,045.94 = 2,391.78 : x
  2. Step 2: Convert to fraction form
    4,381.19/6,045.94 = 2,391.78/x
  3. Step 3: Cross multiply
    4,381.19x = 6,045.94 × 2,391.78
  4. Step 4: Simplify right side
    4,381.19x = 14,460,522.16
  5. Step 5: Solve for x
    x = 14,460,522.16/4,381.19
  6. Step 6: Final answer
    x = 3,300.60

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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.