Home / 2,376.81-3,275.85-2,043.90

Finding the Fourth Proportional to 2,376.81, 3,275.85 and 2,043.90

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Solution

The fourth proportional to 2,376.81, 3,275.85 and 2,043.90 is: 2,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.81 : 3,275.85 = 2,043.90 : x
  2. Step 2: Convert to fraction form
    2,376.81/3,275.85 = 2,043.90/x
  3. Step 3: Cross multiply
    2,376.81x = 3,275.85 × 2,043.90
  4. Step 4: Simplify right side
    2,376.81x = 6,695,509.82
  5. Step 5: Solve for x
    x = 6,695,509.82/2,376.81
  6. Step 6: Final answer
    x = 2,817.02

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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.