Home / 7,738.13-10,681.38-4,594.31

Finding the Fourth Proportional to 7,738.13, 10,681.38 and 4,594.31

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Solution

The fourth proportional to 7,738.13, 10,681.38 and 4,594.31 is: 6,341.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.13 : 10,681.38 = 4,594.31 : x
  2. Step 2: Convert to fraction form
    7,738.13/10,681.38 = 4,594.31/x
  3. Step 3: Cross multiply
    7,738.13x = 10,681.38 × 4,594.31
  4. Step 4: Simplify right side
    7,738.13x = 49,073,570.95
  5. Step 5: Solve for x
    x = 49,073,570.95/7,738.13
  6. Step 6: Final answer
    x = 6,341.79

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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.