Home / 7,446.75-10,276.52-4,134.75

Finding the Fourth Proportional to 7,446.75, 10,276.52 and 4,134.75

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Solution

The fourth proportional to 7,446.75, 10,276.52 and 4,134.75 is: 5,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.75 : 10,276.52 = 4,134.75 : x
  2. Step 2: Convert to fraction form
    7,446.75/10,276.52 = 4,134.75/x
  3. Step 3: Cross multiply
    7,446.75x = 10,276.52 × 4,134.75
  4. Step 4: Simplify right side
    7,446.75x = 42,490,820.40
  5. Step 5: Solve for x
    x = 42,490,820.40/7,446.75
  6. Step 6: Final answer
    x = 5,705.96

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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.