Home / 1,949.24-2,686.47-1,476

Finding the Fourth Proportional to 1,949.24, 2,686.47 and 1,476

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Solution

The fourth proportional to 1,949.24, 2,686.47 and 1,476 is: 2,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949.24 : 2,686.47 = 1,476 : x
  2. Step 2: Convert to fraction form
    1,949.24/2,686.47 = 1,476/x
  3. Step 3: Cross multiply
    1,949.24x = 2,686.47 × 1,476
  4. Step 4: Simplify right side
    1,949.24x = 3,965,222.34
  5. Step 5: Solve for x
    x = 3,965,222.34/1,949.24
  6. Step 6: Final answer
    x = 2,034.25

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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.