Home / 2,031.71-2,802.55-1,234.63

Finding the Fourth Proportional to 2,031.71, 2,802.55 and 1,234.63

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Solution

The fourth proportional to 2,031.71, 2,802.55 and 1,234.63 is: 1,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.71 : 2,802.55 = 1,234.63 : x
  2. Step 2: Convert to fraction form
    2,031.71/2,802.55 = 1,234.63/x
  3. Step 3: Cross multiply
    2,031.71x = 2,802.55 × 1,234.63
  4. Step 4: Simplify right side
    2,031.71x = 3,460,117.71
  5. Step 5: Solve for x
    x = 3,460,117.71/2,031.71
  6. Step 6: Final answer
    x = 1,703.06

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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.