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Finding the Fourth Proportional to 7,235.03, 9,974.06 and 5,103.92

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Solution

The fourth proportional to 7,235.03, 9,974.06 and 5,103.92 is: 7,036.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.03 : 9,974.06 = 5,103.92 : x
  2. Step 2: Convert to fraction form
    7,235.03/9,974.06 = 5,103.92/x
  3. Step 3: Cross multiply
    7,235.03x = 9,974.06 × 5,103.92
  4. Step 4: Simplify right side
    7,235.03x = 50,906,804.32
  5. Step 5: Solve for x
    x = 50,906,804.32/7,235.03
  6. Step 6: Final answer
    x = 7,036.16

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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.