Home / 4,279.23-5,915.30-4,104.81

Finding the Fourth Proportional to 4,279.23, 5,915.30 and 4,104.81

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Solution

The fourth proportional to 4,279.23, 5,915.30 and 4,104.81 is: 5,674.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.23 : 5,915.30 = 4,104.81 : x
  2. Step 2: Convert to fraction form
    4,279.23/5,915.30 = 4,104.81/x
  3. Step 3: Cross multiply
    4,279.23x = 5,915.30 × 4,104.81
  4. Step 4: Simplify right side
    4,279.23x = 24,281,162.07
  5. Step 5: Solve for x
    x = 24,281,162.07/4,279.23
  6. Step 6: Final answer
    x = 5,674.19

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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.