Home / 1,910.04-2,635.98-1,113.66

Finding the Fourth Proportional to 1,910.04, 2,635.98 and 1,113.66

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Solution

The fourth proportional to 1,910.04, 2,635.98 and 1,113.66 is: 1,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.04 : 2,635.98 = 1,113.66 : x
  2. Step 2: Convert to fraction form
    1,910.04/2,635.98 = 1,113.66/x
  3. Step 3: Cross multiply
    1,910.04x = 2,635.98 × 1,113.66
  4. Step 4: Simplify right side
    1,910.04x = 2,935,585.49
  5. Step 5: Solve for x
    x = 2,935,585.49/1,910.04
  6. Step 6: Final answer
    x = 1,536.92

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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.