Home / 1,827.65-2,740.13-1,518.23

Finding the Fourth Proportional to 1,827.65, 2,740.13 and 1,518.23

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Solution

The fourth proportional to 1,827.65, 2,740.13 and 1,518.23 is: 2,276.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.65 : 2,740.13 = 1,518.23 : x
  2. Step 2: Convert to fraction form
    1,827.65/2,740.13 = 1,518.23/x
  3. Step 3: Cross multiply
    1,827.65x = 2,740.13 × 1,518.23
  4. Step 4: Simplify right side
    1,827.65x = 4,160,139.98
  5. Step 5: Solve for x
    x = 4,160,139.98/1,827.65
  6. Step 6: Final answer
    x = 2,276.22

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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.