Home / 7,397.45-10,208.46-4,040.26

Finding the Fourth Proportional to 7,397.45, 10,208.46 and 4,040.26

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Solution

The fourth proportional to 7,397.45, 10,208.46 and 4,040.26 is: 5,575.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.45 : 10,208.46 = 4,040.26 : x
  2. Step 2: Convert to fraction form
    7,397.45/10,208.46 = 4,040.26/x
  3. Step 3: Cross multiply
    7,397.45x = 10,208.46 × 4,040.26
  4. Step 4: Simplify right side
    7,397.45x = 41,244,839.84
  5. Step 5: Solve for x
    x = 41,244,839.84/7,397.45
  6. Step 6: Final answer
    x = 5,575.55

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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.