Home / 3,177.36-4,767.35-1,397.51

Finding the Fourth Proportional to 3,177.36, 4,767.35 and 1,397.51

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Solution

The fourth proportional to 3,177.36, 4,767.35 and 1,397.51 is: 2,096.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.36 : 4,767.35 = 1,397.51 : x
  2. Step 2: Convert to fraction form
    3,177.36/4,767.35 = 1,397.51/x
  3. Step 3: Cross multiply
    3,177.36x = 4,767.35 × 1,397.51
  4. Step 4: Simplify right side
    3,177.36x = 6,662,393.71
  5. Step 5: Solve for x
    x = 6,662,393.71/3,177.36
  6. Step 6: Final answer
    x = 2,096.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.