Home / 4,279.04-6,412.16-1,937.74

Finding the Fourth Proportional to 4,279.04, 6,412.16 and 1,937.74

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Solution

The fourth proportional to 4,279.04, 6,412.16 and 1,937.74 is: 2,903.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.04 : 6,412.16 = 1,937.74 : x
  2. Step 2: Convert to fraction form
    4,279.04/6,412.16 = 1,937.74/x
  3. Step 3: Cross multiply
    4,279.04x = 6,412.16 × 1,937.74
  4. Step 4: Simplify right side
    4,279.04x = 12,425,098.92
  5. Step 5: Solve for x
    x = 12,425,098.92/4,279.04
  6. Step 6: Final answer
    x = 2,903.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.