Home / 7,086.45-9,781.48-4,568.56

Finding the Fourth Proportional to 7,086.45, 9,781.48 and 4,568.56

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Solution

The fourth proportional to 7,086.45, 9,781.48 and 4,568.56 is: 6,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.45 : 9,781.48 = 4,568.56 : x
  2. Step 2: Convert to fraction form
    7,086.45/9,781.48 = 4,568.56/x
  3. Step 3: Cross multiply
    7,086.45x = 9,781.48 × 4,568.56
  4. Step 4: Simplify right side
    7,086.45x = 44,687,255.43
  5. Step 5: Solve for x
    x = 44,687,255.43/7,086.45
  6. Step 6: Final answer
    x = 6,306.01

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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.