Home / 1,603.27-2,402.90-1,141.17

Finding the Fourth Proportional to 1,603.27, 2,402.90 and 1,141.17

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Solution

The fourth proportional to 1,603.27, 2,402.90 and 1,141.17 is: 1,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603.27 : 2,402.90 = 1,141.17 : x
  2. Step 2: Convert to fraction form
    1,603.27/2,402.90 = 1,141.17/x
  3. Step 3: Cross multiply
    1,603.27x = 2,402.90 × 1,141.17
  4. Step 4: Simplify right side
    1,603.27x = 2,742,117.39
  5. Step 5: Solve for x
    x = 2,742,117.39/1,603.27
  6. Step 6: Final answer
    x = 1,710.33

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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.