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Finding the Fourth Proportional to 8,858.88, 13,292.16 and 4,750.08

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Solution

The fourth proportional to 8,858.88, 13,292.16 and 4,750.08 is: 7,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.88 : 13,292.16 = 4,750.08 : x
  2. Step 2: Convert to fraction form
    8,858.88/13,292.16 = 4,750.08/x
  3. Step 3: Cross multiply
    8,858.88x = 13,292.16 × 4,750.08
  4. Step 4: Simplify right side
    8,858.88x = 63,138,823.37
  5. Step 5: Solve for x
    x = 63,138,823.37/8,858.88
  6. Step 6: Final answer
    x = 7,127.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.