Home / 5,612.56-7,745.34-3,374.46

Finding the Fourth Proportional to 5,612.56, 7,745.34 and 3,374.46

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Solution

The fourth proportional to 5,612.56, 7,745.34 and 3,374.46 is: 4,656.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.56 : 7,745.34 = 3,374.46 : x
  2. Step 2: Convert to fraction form
    5,612.56/7,745.34 = 3,374.46/x
  3. Step 3: Cross multiply
    5,612.56x = 7,745.34 × 3,374.46
  4. Step 4: Simplify right side
    5,612.56x = 26,136,340.02
  5. Step 5: Solve for x
    x = 26,136,340.02/5,612.56
  6. Step 6: Final answer
    x = 4,656.76

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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.