Home / 5,263.38-7,888.59-2,486.34

Finding the Fourth Proportional to 5,263.38, 7,888.59 and 2,486.34

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Solution

The fourth proportional to 5,263.38, 7,888.59 and 2,486.34 is: 3,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.38 : 7,888.59 = 2,486.34 : x
  2. Step 2: Convert to fraction form
    5,263.38/7,888.59 = 2,486.34/x
  3. Step 3: Cross multiply
    5,263.38x = 7,888.59 × 2,486.34
  4. Step 4: Simplify right side
    5,263.38x = 19,613,716.86
  5. Step 5: Solve for x
    x = 19,613,716.86/5,263.38
  6. Step 6: Final answer
    x = 3,726.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.