Home / 7,475.97-10,316.51-4,286.99

Finding the Fourth Proportional to 7,475.97, 10,316.51 and 4,286.99

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Solution

The fourth proportional to 7,475.97, 10,316.51 and 4,286.99 is: 5,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.97 : 10,316.51 = 4,286.99 : x
  2. Step 2: Convert to fraction form
    7,475.97/10,316.51 = 4,286.99/x
  3. Step 3: Cross multiply
    7,475.97x = 10,316.51 × 4,286.99
  4. Step 4: Simplify right side
    7,475.97x = 44,226,775.20
  5. Step 5: Solve for x
    x = 44,226,775.20/7,475.97
  6. Step 6: Final answer
    x = 5,915.86

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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.