Home / 1,953.50-2,695.19-1,364.36

Finding the Fourth Proportional to 1,953.50, 2,695.19 and 1,364.36

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Solution

The fourth proportional to 1,953.50, 2,695.19 and 1,364.36 is: 1,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.50 : 2,695.19 = 1,364.36 : x
  2. Step 2: Convert to fraction form
    1,953.50/2,695.19 = 1,364.36/x
  3. Step 3: Cross multiply
    1,953.50x = 2,695.19 × 1,364.36
  4. Step 4: Simplify right side
    1,953.50x = 3,677,209.43
  5. Step 5: Solve for x
    x = 3,677,209.43/1,953.50
  6. Step 6: Final answer
    x = 1,882.37

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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.