Home / 5,047.85-7,572.79-1,760.06

Finding the Fourth Proportional to 5,047.85, 7,572.79 and 1,760.06

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Solution

The fourth proportional to 5,047.85, 7,572.79 and 1,760.06 is: 2,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.85 : 7,572.79 = 1,760.06 : x
  2. Step 2: Convert to fraction form
    5,047.85/7,572.79 = 1,760.06/x
  3. Step 3: Cross multiply
    5,047.85x = 7,572.79 × 1,760.06
  4. Step 4: Simplify right side
    5,047.85x = 13,328,564.77
  5. Step 5: Solve for x
    x = 13,328,564.77/5,047.85
  6. Step 6: Final answer
    x = 2,640.44

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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.