Home / 1,941.13-2,679.78-1,498.06

Finding the Fourth Proportional to 1,941.13, 2,679.78 and 1,498.06

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Solution

The fourth proportional to 1,941.13, 2,679.78 and 1,498.06 is: 2,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.13 : 2,679.78 = 1,498.06 : x
  2. Step 2: Convert to fraction form
    1,941.13/2,679.78 = 1,498.06/x
  3. Step 3: Cross multiply
    1,941.13x = 2,679.78 × 1,498.06
  4. Step 4: Simplify right side
    1,941.13x = 4,014,471.23
  5. Step 5: Solve for x
    x = 4,014,471.23/1,941.13
  6. Step 6: Final answer
    x = 2,068.11

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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.