Home / 3,730.32-5,147.33-2,237.45

Finding the Fourth Proportional to 3,730.32, 5,147.33 and 2,237.45

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Solution

The fourth proportional to 3,730.32, 5,147.33 and 2,237.45 is: 3,087.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.32 : 5,147.33 = 2,237.45 : x
  2. Step 2: Convert to fraction form
    3,730.32/5,147.33 = 2,237.45/x
  3. Step 3: Cross multiply
    3,730.32x = 5,147.33 × 2,237.45
  4. Step 4: Simplify right side
    3,730.32x = 11,516,856.58
  5. Step 5: Solve for x
    x = 11,516,856.58/3,730.32
  6. Step 6: Final answer
    x = 3,087.36

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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.