Home / 5,325.22-7,341.63-3,729.71

Finding the Fourth Proportional to 5,325.22, 7,341.63 and 3,729.71

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Solution

The fourth proportional to 5,325.22, 7,341.63 and 3,729.71 is: 5,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.22 : 7,341.63 = 3,729.71 : x
  2. Step 2: Convert to fraction form
    5,325.22/7,341.63 = 3,729.71/x
  3. Step 3: Cross multiply
    5,325.22x = 7,341.63 × 3,729.71
  4. Step 4: Simplify right side
    5,325.22x = 27,382,150.83
  5. Step 5: Solve for x
    x = 27,382,150.83/5,325.22
  6. Step 6: Final answer
    x = 5,141.98

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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.