Home / 3,883.98-5,364.72-3,177.66

Finding the Fourth Proportional to 3,883.98, 5,364.72 and 3,177.66

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Solution

The fourth proportional to 3,883.98, 5,364.72 and 3,177.66 is: 4,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.98 : 5,364.72 = 3,177.66 : x
  2. Step 2: Convert to fraction form
    3,883.98/5,364.72 = 3,177.66/x
  3. Step 3: Cross multiply
    3,883.98x = 5,364.72 × 3,177.66
  4. Step 4: Simplify right side
    3,883.98x = 17,047,256.16
  5. Step 5: Solve for x
    x = 17,047,256.16/3,883.98
  6. Step 6: Final answer
    x = 4,389.12

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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.