Home / 1,357.25-2,036.02-370.09

Finding the Fourth Proportional to 1,357.25, 2,036.02 and 370.09

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Solution

The fourth proportional to 1,357.25, 2,036.02 and 370.09 is: 555.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357.25 : 2,036.02 = 370.09 : x
  2. Step 2: Convert to fraction form
    1,357.25/2,036.02 = 370.09/x
  3. Step 3: Cross multiply
    1,357.25x = 2,036.02 × 370.09
  4. Step 4: Simplify right side
    1,357.25x = 753,504.63
  5. Step 5: Solve for x
    x = 753,504.63/1,357.25
  6. Step 6: Final answer
    x = 555.17

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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.