Home / 2,927.88-4,386.88-2,060.64

Finding the Fourth Proportional to 2,927.88, 4,386.88 and 2,060.64

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Solution

The fourth proportional to 2,927.88, 4,386.88 and 2,060.64 is: 3,087.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.88 : 4,386.88 = 2,060.64 : x
  2. Step 2: Convert to fraction form
    2,927.88/4,386.88 = 2,060.64/x
  3. Step 3: Cross multiply
    2,927.88x = 4,386.88 × 2,060.64
  4. Step 4: Simplify right side
    2,927.88x = 9,039,780.40
  5. Step 5: Solve for x
    x = 9,039,780.40/2,927.88
  6. Step 6: Final answer
    x = 3,087.48

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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.