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Finding the Fourth Proportional to 8,929.03, 12,323.52 and 6,801.16

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Solution

The fourth proportional to 8,929.03, 12,323.52 and 6,801.16 is: 9,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.03 : 12,323.52 = 6,801.16 : x
  2. Step 2: Convert to fraction form
    8,929.03/12,323.52 = 6,801.16/x
  3. Step 3: Cross multiply
    8,929.03x = 12,323.52 × 6,801.16
  4. Step 4: Simplify right side
    8,929.03x = 83,814,231.28
  5. Step 5: Solve for x
    x = 83,814,231.28/8,929.03
  6. Step 6: Final answer
    x = 9,386.71

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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.