Home / 1,203.02-1,659.57-1,036.94

Finding the Fourth Proportional to 1,203.02, 1,659.57 and 1,036.94

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Solution

The fourth proportional to 1,203.02, 1,659.57 and 1,036.94 is: 1,430.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.02 : 1,659.57 = 1,036.94 : x
  2. Step 2: Convert to fraction form
    1,203.02/1,659.57 = 1,036.94/x
  3. Step 3: Cross multiply
    1,203.02x = 1,659.57 × 1,036.94
  4. Step 4: Simplify right side
    1,203.02x = 1,720,874.52
  5. Step 5: Solve for x
    x = 1,720,874.52/1,203.02
  6. Step 6: Final answer
    x = 1,430.46

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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.