Home / 2,035.22-3,053.30-864.63

Finding the Fourth Proportional to 2,035.22, 3,053.30 and 864.63

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Solution

The fourth proportional to 2,035.22, 3,053.30 and 864.63 is: 1,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.22 : 3,053.30 = 864.63 : x
  2. Step 2: Convert to fraction form
    2,035.22/3,053.30 = 864.63/x
  3. Step 3: Cross multiply
    2,035.22x = 3,053.30 × 864.63
  4. Step 4: Simplify right side
    2,035.22x = 2,639,970.46
  5. Step 5: Solve for x
    x = 2,639,970.46/2,035.22
  6. Step 6: Final answer
    x = 1,297.15

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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.