Home / 1,810.60-2,498.66-1,102.47

Finding the Fourth Proportional to 1,810.60, 2,498.66 and 1,102.47

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Solution

The fourth proportional to 1,810.60, 2,498.66 and 1,102.47 is: 1,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.60 : 2,498.66 = 1,102.47 : x
  2. Step 2: Convert to fraction form
    1,810.60/2,498.66 = 1,102.47/x
  3. Step 3: Cross multiply
    1,810.60x = 2,498.66 × 1,102.47
  4. Step 4: Simplify right side
    1,810.60x = 2,754,699.90
  5. Step 5: Solve for x
    x = 2,754,699.90/1,810.60
  6. Step 6: Final answer
    x = 1,521.43

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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.