Home / 1,134.16-1,701.06-403.63

Finding the Fourth Proportional to 1,134.16, 1,701.06 and 403.63

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Solution

The fourth proportional to 1,134.16, 1,701.06 and 403.63 is: 605.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134.16 : 1,701.06 = 403.63 : x
  2. Step 2: Convert to fraction form
    1,134.16/1,701.06 = 403.63/x
  3. Step 3: Cross multiply
    1,134.16x = 1,701.06 × 403.63
  4. Step 4: Simplify right side
    1,134.16x = 686,598.85
  5. Step 5: Solve for x
    x = 686,598.85/1,134.16
  6. Step 6: Final answer
    x = 605.38

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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.