Home / 9,704.54-13,390.01-7,047.34

Finding the Fourth Proportional to 9,704.54, 13,390.01 and 7,047.34

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Solution

The fourth proportional to 9,704.54, 13,390.01 and 7,047.34 is: 9,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,704.54 : 13,390.01 = 7,047.34 : x
  2. Step 2: Convert to fraction form
    9,704.54/13,390.01 = 7,047.34/x
  3. Step 3: Cross multiply
    9,704.54x = 13,390.01 × 7,047.34
  4. Step 4: Simplify right side
    9,704.54x = 94,363,910.79
  5. Step 5: Solve for x
    x = 94,363,910.79/9,704.54
  6. Step 6: Final answer
    x = 9,723.68

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Double scale
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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.