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Finding the Fourth Proportional to 8,544.95, 11,774.54 and 6,303.28

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Solution

The fourth proportional to 8,544.95, 11,774.54 and 6,303.28 is: 8,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.95 : 11,774.54 = 6,303.28 : x
  2. Step 2: Convert to fraction form
    8,544.95/11,774.54 = 6,303.28/x
  3. Step 3: Cross multiply
    8,544.95x = 11,774.54 × 6,303.28
  4. Step 4: Simplify right side
    8,544.95x = 74,218,132.10
  5. Step 5: Solve for x
    x = 74,218,132.10/8,544.95
  6. Step 6: Final answer
    x = 8,685.61

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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.