Home / 5,201.47-7,176.01-3,312.71

Finding the Fourth Proportional to 5,201.47, 7,176.01 and 3,312.71

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Solution

The fourth proportional to 5,201.47, 7,176.01 and 3,312.71 is: 4,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.47 : 7,176.01 = 3,312.71 : x
  2. Step 2: Convert to fraction form
    5,201.47/7,176.01 = 3,312.71/x
  3. Step 3: Cross multiply
    5,201.47x = 7,176.01 × 3,312.71
  4. Step 4: Simplify right side
    5,201.47x = 23,772,069.41
  5. Step 5: Solve for x
    x = 23,772,069.41/5,201.47
  6. Step 6: Final answer
    x = 4,570.26

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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.