Home / 1,204.90-1,656.38-1,036.23

Finding the Fourth Proportional to 1,204.90, 1,656.38 and 1,036.23

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Solution

The fourth proportional to 1,204.90, 1,656.38 and 1,036.23 is: 1,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.90 : 1,656.38 = 1,036.23 : x
  2. Step 2: Convert to fraction form
    1,204.90/1,656.38 = 1,036.23/x
  3. Step 3: Cross multiply
    1,204.90x = 1,656.38 × 1,036.23
  4. Step 4: Simplify right side
    1,204.90x = 1,716,389.61
  5. Step 5: Solve for x
    x = 1,716,389.61/1,204.90
  6. Step 6: Final answer
    x = 1,424.50

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.