Home / 7,760.24-10,708.56-4,615.84

Finding the Fourth Proportional to 7,760.24, 10,708.56 and 4,615.84

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Solution

The fourth proportional to 7,760.24, 10,708.56 and 4,615.84 is: 6,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760.24 : 10,708.56 = 4,615.84 : x
  2. Step 2: Convert to fraction form
    7,760.24/10,708.56 = 4,615.84/x
  3. Step 3: Cross multiply
    7,760.24x = 10,708.56 × 4,615.84
  4. Step 4: Simplify right side
    7,760.24x = 49,428,999.59
  5. Step 5: Solve for x
    x = 49,428,999.59/7,760.24
  6. Step 6: Final answer
    x = 6,369.52

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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.