Home / 4,134.12-5,705.55-2,874.84

Finding the Fourth Proportional to 4,134.12, 5,705.55 and 2,874.84

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Solution

The fourth proportional to 4,134.12, 5,705.55 and 2,874.84 is: 3,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.12 : 5,705.55 = 2,874.84 : x
  2. Step 2: Convert to fraction form
    4,134.12/5,705.55 = 2,874.84/x
  3. Step 3: Cross multiply
    4,134.12x = 5,705.55 × 2,874.84
  4. Step 4: Simplify right side
    4,134.12x = 16,402,543.36
  5. Step 5: Solve for x
    x = 16,402,543.36/4,134.12
  6. Step 6: Final answer
    x = 3,967.60

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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.