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Finding the Fourth Proportional to 8,973.01, 13,458.95 and 3,349.58

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Solution

The fourth proportional to 8,973.01, 13,458.95 and 3,349.58 is: 5,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.01 : 13,458.95 = 3,349.58 : x
  2. Step 2: Convert to fraction form
    8,973.01/13,458.95 = 3,349.58/x
  3. Step 3: Cross multiply
    8,973.01x = 13,458.95 × 3,349.58
  4. Step 4: Simplify right side
    8,973.01x = 45,081,829.74
  5. Step 5: Solve for x
    x = 45,081,829.74/8,973.01
  6. Step 6: Final answer
    x = 5,024.16

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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.