Home / 5,250.95-7,246.24-3,012.87

Finding the Fourth Proportional to 5,250.95, 7,246.24 and 3,012.87

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Solution

The fourth proportional to 5,250.95, 7,246.24 and 3,012.87 is: 4,157.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.95 : 7,246.24 = 3,012.87 : x
  2. Step 2: Convert to fraction form
    5,250.95/7,246.24 = 3,012.87/x
  3. Step 3: Cross multiply
    5,250.95x = 7,246.24 × 3,012.87
  4. Step 4: Simplify right side
    5,250.95x = 21,831,979.11
  5. Step 5: Solve for x
    x = 21,831,979.11/5,250.95
  6. Step 6: Final answer
    x = 4,157.72

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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.