Home / 2,041.81-2,817.21-1,295.50

Finding the Fourth Proportional to 2,041.81, 2,817.21 and 1,295.50

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Solution

The fourth proportional to 2,041.81, 2,817.21 and 1,295.50 is: 1,787.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.81 : 2,817.21 = 1,295.50 : x
  2. Step 2: Convert to fraction form
    2,041.81/2,817.21 = 1,295.50/x
  3. Step 3: Cross multiply
    2,041.81x = 2,817.21 × 1,295.50
  4. Step 4: Simplify right side
    2,041.81x = 3,649,689.08
  5. Step 5: Solve for x
    x = 3,649,689.08/2,041.81
  6. Step 6: Final answer
    x = 1,787.48

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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.