Home / 7,708.56-10,637.79-4,351.35

Finding the Fourth Proportional to 7,708.56, 10,637.79 and 4,351.35

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Solution

The fourth proportional to 7,708.56, 10,637.79 and 4,351.35 is: 6,004.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.56 : 10,637.79 = 4,351.35 : x
  2. Step 2: Convert to fraction form
    7,708.56/10,637.79 = 4,351.35/x
  3. Step 3: Cross multiply
    7,708.56x = 10,637.79 × 4,351.35
  4. Step 4: Simplify right side
    7,708.56x = 46,288,747.52
  5. Step 5: Solve for x
    x = 46,288,747.52/7,708.56
  6. Step 6: Final answer
    x = 6,004.85

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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.