Home / 1,810.28-2,497.98-1,013.65

Finding the Fourth Proportional to 1,810.28, 2,497.98 and 1,013.65

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Solution

The fourth proportional to 1,810.28, 2,497.98 and 1,013.65 is: 1,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.28 : 2,497.98 = 1,013.65 : x
  2. Step 2: Convert to fraction form
    1,810.28/2,497.98 = 1,013.65/x
  3. Step 3: Cross multiply
    1,810.28x = 2,497.98 × 1,013.65
  4. Step 4: Simplify right side
    1,810.28x = 2,532,072.36
  5. Step 5: Solve for x
    x = 2,532,072.36/1,810.28
  6. Step 6: Final answer
    x = 1,398.72

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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.