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Finding the Fourth Proportional to 8,964.66, 13,443.06 and 4,803.42

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Solution

The fourth proportional to 8,964.66, 13,443.06 and 4,803.42 is: 7,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.66 : 13,443.06 = 4,803.42 : x
  2. Step 2: Convert to fraction form
    8,964.66/13,443.06 = 4,803.42/x
  3. Step 3: Cross multiply
    8,964.66x = 13,443.06 × 4,803.42
  4. Step 4: Simplify right side
    8,964.66x = 64,572,663.27
  5. Step 5: Solve for x
    x = 64,572,663.27/8,964.66
  6. Step 6: Final answer
    x = 7,203.02

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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.