Home / 8,339.72-11,495.58-6,568.52

Finding the Fourth Proportional to 8,339.72, 11,495.58 and 6,568.52

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Solution

The fourth proportional to 8,339.72, 11,495.58 and 6,568.52 is: 9,054.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339.72 : 11,495.58 = 6,568.52 : x
  2. Step 2: Convert to fraction form
    8,339.72/11,495.58 = 6,568.52/x
  3. Step 3: Cross multiply
    8,339.72x = 11,495.58 × 6,568.52
  4. Step 4: Simplify right side
    8,339.72x = 75,508,947.14
  5. Step 5: Solve for x
    x = 75,508,947.14/8,339.72
  6. Step 6: Final answer
    x = 9,054.13

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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.