Home / 7,713.97-10,645.09-4,356.25

Finding the Fourth Proportional to 7,713.97, 10,645.09 and 4,356.25

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Solution

The fourth proportional to 7,713.97, 10,645.09 and 4,356.25 is: 6,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.97 : 10,645.09 = 4,356.25 : x
  2. Step 2: Convert to fraction form
    7,713.97/10,645.09 = 4,356.25/x
  3. Step 3: Cross multiply
    7,713.97x = 10,645.09 × 4,356.25
  4. Step 4: Simplify right side
    7,713.97x = 46,372,673.31
  5. Step 5: Solve for x
    x = 46,372,673.31/7,713.97
  6. Step 6: Final answer
    x = 6,011.52

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Half scale
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Double scale
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Similar ratio
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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.