Home / 5,625.16-7,760.34-3,762.76

Finding the Fourth Proportional to 5,625.16, 7,760.34 and 3,762.76

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Solution

The fourth proportional to 5,625.16, 7,760.34 and 3,762.76 is: 5,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.16 : 7,760.34 = 3,762.76 : x
  2. Step 2: Convert to fraction form
    5,625.16/7,760.34 = 3,762.76/x
  3. Step 3: Cross multiply
    5,625.16x = 7,760.34 × 3,762.76
  4. Step 4: Simplify right side
    5,625.16x = 29,200,296.94
  5. Step 5: Solve for x
    x = 29,200,296.94/5,625.16
  6. Step 6: Final answer
    x = 5,191.02

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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.