Home / 5,047.72-7,571.84-1,537.45

Finding the Fourth Proportional to 5,047.72, 7,571.84 and 1,537.45

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Solution

The fourth proportional to 5,047.72, 7,571.84 and 1,537.45 is: 2,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.72 : 7,571.84 = 1,537.45 : x
  2. Step 2: Convert to fraction form
    5,047.72/7,571.84 = 1,537.45/x
  3. Step 3: Cross multiply
    5,047.72x = 7,571.84 × 1,537.45
  4. Step 4: Simplify right side
    5,047.72x = 11,641,298.79
  5. Step 5: Solve for x
    x = 11,641,298.79/5,047.72
  6. Step 6: Final answer
    x = 2,306.25

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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.