Home / 2,784.98-4,177.48-1,141.16

Finding the Fourth Proportional to 2,784.98, 4,177.48 and 1,141.16

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Solution

The fourth proportional to 2,784.98, 4,177.48 and 1,141.16 is: 1,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.98 : 4,177.48 = 1,141.16 : x
  2. Step 2: Convert to fraction form
    2,784.98/4,177.48 = 1,141.16/x
  3. Step 3: Cross multiply
    2,784.98x = 4,177.48 × 1,141.16
  4. Step 4: Simplify right side
    2,784.98x = 4,767,173.08
  5. Step 5: Solve for x
    x = 4,767,173.08/2,784.98
  6. Step 6: Final answer
    x = 1,711.74

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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.