Home / 9,278.30-13,921.34-4,010.58

Finding the Fourth Proportional to 9,278.30, 13,921.34 and 4,010.58

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Solution

The fourth proportional to 9,278.30, 13,921.34 and 4,010.58 is: 6,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.30 : 13,921.34 = 4,010.58 : x
  2. Step 2: Convert to fraction form
    9,278.30/13,921.34 = 4,010.58/x
  3. Step 3: Cross multiply
    9,278.30x = 13,921.34 × 4,010.58
  4. Step 4: Simplify right side
    9,278.30x = 55,832,647.78
  5. Step 5: Solve for x
    x = 55,832,647.78/9,278.30
  6. Step 6: Final answer
    x = 6,017.55

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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.