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Finding the Fourth Proportional to 8,292.03, 11,442.72 and 4,934.07

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Solution

The fourth proportional to 8,292.03, 11,442.72 and 4,934.07 is: 6,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.03 : 11,442.72 = 4,934.07 : x
  2. Step 2: Convert to fraction form
    8,292.03/11,442.72 = 4,934.07/x
  3. Step 3: Cross multiply
    8,292.03x = 11,442.72 × 4,934.07
  4. Step 4: Simplify right side
    8,292.03x = 56,459,181.47
  5. Step 5: Solve for x
    x = 56,459,181.47/8,292.03
  6. Step 6: Final answer
    x = 6,808.85

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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.