Home / 7,568.06-11,354.16-5,390.66

Finding the Fourth Proportional to 7,568.06, 11,354.16 and 5,390.66

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Solution

The fourth proportional to 7,568.06, 11,354.16 and 5,390.66 is: 8,087.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.06 : 11,354.16 = 5,390.66 : x
  2. Step 2: Convert to fraction form
    7,568.06/11,354.16 = 5,390.66/x
  3. Step 3: Cross multiply
    7,568.06x = 11,354.16 × 5,390.66
  4. Step 4: Simplify right side
    7,568.06x = 61,206,416.15
  5. Step 5: Solve for x
    x = 61,206,416.15/7,568.06
  6. Step 6: Final answer
    x = 8,087.46

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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.