Home / 1,810.36-2,498.42-1,013.76

Finding the Fourth Proportional to 1,810.36, 2,498.42 and 1,013.76

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Solution

The fourth proportional to 1,810.36, 2,498.42 and 1,013.76 is: 1,399.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.36 : 2,498.42 = 1,013.76 : x
  2. Step 2: Convert to fraction form
    1,810.36/2,498.42 = 1,013.76/x
  3. Step 3: Cross multiply
    1,810.36x = 2,498.42 × 1,013.76
  4. Step 4: Simplify right side
    1,810.36x = 2,532,798.26
  5. Step 5: Solve for x
    x = 2,532,798.26/1,810.36
  6. Step 6: Final answer
    x = 1,399.06

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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.