Home / 7,225.74-10,842.26-5,655.96

Finding the Fourth Proportional to 7,225.74, 10,842.26 and 5,655.96

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Solution

The fourth proportional to 7,225.74, 10,842.26 and 5,655.96 is: 8,486.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.74 : 10,842.26 = 5,655.96 : x
  2. Step 2: Convert to fraction form
    7,225.74/10,842.26 = 5,655.96/x
  3. Step 3: Cross multiply
    7,225.74x = 10,842.26 × 5,655.96
  4. Step 4: Simplify right side
    7,225.74x = 61,323,360.59
  5. Step 5: Solve for x
    x = 61,323,360.59/7,225.74
  6. Step 6: Final answer
    x = 8,486.79

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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.