Home / 3,177.29-4,384.58-1,851.26

Finding the Fourth Proportional to 3,177.29, 4,384.58 and 1,851.26

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Solution

The fourth proportional to 3,177.29, 4,384.58 and 1,851.26 is: 2,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.29 : 4,384.58 = 1,851.26 : x
  2. Step 2: Convert to fraction form
    3,177.29/4,384.58 = 1,851.26/x
  3. Step 3: Cross multiply
    3,177.29x = 4,384.58 × 1,851.26
  4. Step 4: Simplify right side
    3,177.29x = 8,116,966.39
  5. Step 5: Solve for x
    x = 8,116,966.39/3,177.29
  6. Step 6: Final answer
    x = 2,554.69

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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.