Home / 8,288.16-11,398.46-6,589.59

Finding the Fourth Proportional to 8,288.16, 11,398.46 and 6,589.59

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Solution

The fourth proportional to 8,288.16, 11,398.46 and 6,589.59 is: 9,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.16 : 11,398.46 = 6,589.59 : x
  2. Step 2: Convert to fraction form
    8,288.16/11,398.46 = 6,589.59/x
  3. Step 3: Cross multiply
    8,288.16x = 11,398.46 × 6,589.59
  4. Step 4: Simplify right side
    8,288.16x = 75,111,102.34
  5. Step 5: Solve for x
    x = 75,111,102.34/8,288.16
  6. Step 6: Final answer
    x = 9,062.46

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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.