Home / 7,399.94-10,207.22-5,627.66

Finding the Fourth Proportional to 7,399.94, 10,207.22 and 5,627.66

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Solution

The fourth proportional to 7,399.94, 10,207.22 and 5,627.66 is: 7,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.94 : 10,207.22 = 5,627.66 : x
  2. Step 2: Convert to fraction form
    7,399.94/10,207.22 = 5,627.66/x
  3. Step 3: Cross multiply
    7,399.94x = 10,207.22 × 5,627.66
  4. Step 4: Simplify right side
    7,399.94x = 57,442,763.71
  5. Step 5: Solve for x
    x = 57,442,763.71/7,399.94
  6. Step 6: Final answer
    x = 7,762.60

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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.