Home / 1,816.30-2,726.08-951.22

Finding the Fourth Proportional to 1,816.30, 2,726.08 and 951.22

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Solution

The fourth proportional to 1,816.30, 2,726.08 and 951.22 is: 1,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.30 : 2,726.08 = 951.22 : x
  2. Step 2: Convert to fraction form
    1,816.30/2,726.08 = 951.22/x
  3. Step 3: Cross multiply
    1,816.30x = 2,726.08 × 951.22
  4. Step 4: Simplify right side
    1,816.30x = 2,593,101.82
  5. Step 5: Solve for x
    x = 2,593,101.82/1,816.30
  6. Step 6: Final answer
    x = 1,427.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.