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Finding the Fourth Proportional to 5,123.96, 7,684.02 and 4,041.08

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Solution

The fourth proportional to 5,123.96, 7,684.02 and 4,041.08 is: 6,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123.96 : 7,684.02 = 4,041.08 : x
  2. Step 2: Convert to fraction form
    5,123.96/7,684.02 = 4,041.08/x
  3. Step 3: Cross multiply
    5,123.96x = 7,684.02 × 4,041.08
  4. Step 4: Simplify right side
    5,123.96x = 31,051,739.54
  5. Step 5: Solve for x
    x = 31,051,739.54/5,123.96
  6. Step 6: Final answer
    x = 6,060.11

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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.