Home / 11,074.16-15,278.67-6,293.54

Finding the Fourth Proportional to 11,074.16, 15,278.67 and 6,293.54

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Solution

The fourth proportional to 11,074.16, 15,278.67 and 6,293.54 is: 8,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074.16 : 15,278.67 = 6,293.54 : x
  2. Step 2: Convert to fraction form
    11,074.16/15,278.67 = 6,293.54/x
  3. Step 3: Cross multiply
    11,074.16x = 15,278.67 × 6,293.54
  4. Step 4: Simplify right side
    11,074.16x = 96,156,844.40
  5. Step 5: Solve for x
    x = 96,156,844.40/11,074.16
  6. Step 6: Final answer
    x = 8,683.00

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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.