Home / 9,575.93-13,215.57-5,327.79

Finding the Fourth Proportional to 9,575.93, 13,215.57 and 5,327.79

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Solution

The fourth proportional to 9,575.93, 13,215.57 and 5,327.79 is: 7,352.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,575.93 : 13,215.57 = 5,327.79 : x
  2. Step 2: Convert to fraction form
    9,575.93/13,215.57 = 5,327.79/x
  3. Step 3: Cross multiply
    9,575.93x = 13,215.57 × 5,327.79
  4. Step 4: Simplify right side
    9,575.93x = 70,409,715.61
  5. Step 5: Solve for x
    x = 70,409,715.61/9,575.93
  6. Step 6: Final answer
    x = 7,352.78

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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.