Home / 4,902.35-6,764.58-3,132.70

Finding the Fourth Proportional to 4,902.35, 6,764.58 and 3,132.70

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Solution

The fourth proportional to 4,902.35, 6,764.58 and 3,132.70 is: 4,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.35 : 6,764.58 = 3,132.70 : x
  2. Step 2: Convert to fraction form
    4,902.35/6,764.58 = 3,132.70/x
  3. Step 3: Cross multiply
    4,902.35x = 6,764.58 × 3,132.70
  4. Step 4: Simplify right side
    4,902.35x = 21,191,382.85
  5. Step 5: Solve for x
    x = 21,191,382.85/4,902.35
  6. Step 6: Final answer
    x = 4,322.70

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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.