Home / 7,422.42-10,243.83-4,591.68

Finding the Fourth Proportional to 7,422.42, 10,243.83 and 4,591.68

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Solution

The fourth proportional to 7,422.42, 10,243.83 and 4,591.68 is: 6,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.42 : 10,243.83 = 4,591.68 : x
  2. Step 2: Convert to fraction form
    7,422.42/10,243.83 = 4,591.68/x
  3. Step 3: Cross multiply
    7,422.42x = 10,243.83 × 4,591.68
  4. Step 4: Simplify right side
    7,422.42x = 47,036,389.33
  5. Step 5: Solve for x
    x = 47,036,389.33/7,422.42
  6. Step 6: Final answer
    x = 6,337.07

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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.