Home / 7,517.53-10,370.73-4,865.79

Finding the Fourth Proportional to 7,517.53, 10,370.73 and 4,865.79

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Solution

The fourth proportional to 7,517.53, 10,370.73 and 4,865.79 is: 6,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.53 : 10,370.73 = 4,865.79 : x
  2. Step 2: Convert to fraction form
    7,517.53/10,370.73 = 4,865.79/x
  3. Step 3: Cross multiply
    7,517.53x = 10,370.73 × 4,865.79
  4. Step 4: Simplify right side
    7,517.53x = 50,461,794.33
  5. Step 5: Solve for x
    x = 50,461,794.33/7,517.53
  6. Step 6: Final answer
    x = 6,712.55

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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.