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Finding the Fourth Proportional to 8,946.88, 13,421.04 and 2,373.01

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Solution

The fourth proportional to 8,946.88, 13,421.04 and 2,373.01 is: 3,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.88 : 13,421.04 = 2,373.01 : x
  2. Step 2: Convert to fraction form
    8,946.88/13,421.04 = 2,373.01/x
  3. Step 3: Cross multiply
    8,946.88x = 13,421.04 × 2,373.01
  4. Step 4: Simplify right side
    8,946.88x = 31,848,262.13
  5. Step 5: Solve for x
    x = 31,848,262.13/8,946.88
  6. Step 6: Final answer
    x = 3,559.71

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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.