Home / 9,074.07-12,531.51-6,248.79

Finding the Fourth Proportional to 9,074.07, 12,531.51 and 6,248.79

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Solution

The fourth proportional to 9,074.07, 12,531.51 and 6,248.79 is: 8,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.07 : 12,531.51 = 6,248.79 : x
  2. Step 2: Convert to fraction form
    9,074.07/12,531.51 = 6,248.79/x
  3. Step 3: Cross multiply
    9,074.07x = 12,531.51 × 6,248.79
  4. Step 4: Simplify right side
    9,074.07x = 78,306,774.37
  5. Step 5: Solve for x
    x = 78,306,774.37/9,074.07
  6. Step 6: Final answer
    x = 8,629.73

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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.