Home / 2,810.76-4,207.93-1,637.17

Finding the Fourth Proportional to 2,810.76, 4,207.93 and 1,637.17

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Solution

The fourth proportional to 2,810.76, 4,207.93 and 1,637.17 is: 2,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.76 : 4,207.93 = 1,637.17 : x
  2. Step 2: Convert to fraction form
    2,810.76/4,207.93 = 1,637.17/x
  3. Step 3: Cross multiply
    2,810.76x = 4,207.93 × 1,637.17
  4. Step 4: Simplify right side
    2,810.76x = 6,889,096.76
  5. Step 5: Solve for x
    x = 6,889,096.76/2,810.76
  6. Step 6: Final answer
    x = 2,450.97

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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.