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Finding the Fourth Proportional to 7,032.38, 9,708.90 and 4,383.38

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Solution

The fourth proportional to 7,032.38, 9,708.90 and 4,383.38 is: 6,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.38 : 9,708.90 = 4,383.38 : x
  2. Step 2: Convert to fraction form
    7,032.38/9,708.90 = 4,383.38/x
  3. Step 3: Cross multiply
    7,032.38x = 9,708.90 × 4,383.38
  4. Step 4: Simplify right side
    7,032.38x = 42,557,751.30
  5. Step 5: Solve for x
    x = 42,557,751.30/7,032.38
  6. Step 6: Final answer
    x = 6,051.68

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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.