Home / 4,707.54-7,047.44-4,123.68

Finding the Fourth Proportional to 4,707.54, 7,047.44 and 4,123.68

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Solution

The fourth proportional to 4,707.54, 7,047.44 and 4,123.68 is: 6,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.54 : 7,047.44 = 4,123.68 : x
  2. Step 2: Convert to fraction form
    4,707.54/7,047.44 = 4,123.68/x
  3. Step 3: Cross multiply
    4,707.54x = 7,047.44 × 4,123.68
  4. Step 4: Simplify right side
    4,707.54x = 29,061,387.38
  5. Step 5: Solve for x
    x = 29,061,387.38/4,707.54
  6. Step 6: Final answer
    x = 6,173.37

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1.5x scale

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.