Home / 8,281.29-11,430.75-5,095.56

Finding the Fourth Proportional to 8,281.29, 11,430.75 and 5,095.56

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Solution

The fourth proportional to 8,281.29, 11,430.75 and 5,095.56 is: 7,033.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.29 : 11,430.75 = 5,095.56 : x
  2. Step 2: Convert to fraction form
    8,281.29/11,430.75 = 5,095.56/x
  3. Step 3: Cross multiply
    8,281.29x = 11,430.75 × 5,095.56
  4. Step 4: Simplify right side
    8,281.29x = 58,246,134.44
  5. Step 5: Solve for x
    x = 58,246,134.44/8,281.29
  6. Step 6: Final answer
    x = 7,033.46

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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.