Home / 1,810.20-2,498.41-1,064.36

Finding the Fourth Proportional to 1,810.20, 2,498.41 and 1,064.36

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Solution

The fourth proportional to 1,810.20, 2,498.41 and 1,064.36 is: 1,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.20 : 2,498.41 = 1,064.36 : x
  2. Step 2: Convert to fraction form
    1,810.20/2,498.41 = 1,064.36/x
  3. Step 3: Cross multiply
    1,810.20x = 2,498.41 × 1,064.36
  4. Step 4: Simplify right side
    1,810.20x = 2,659,207.67
  5. Step 5: Solve for x
    x = 2,659,207.67/1,810.20
  6. Step 6: Final answer
    x = 1,469.01

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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.