Home / 1,476.39-2,204.18-1,127.86

Finding the Fourth Proportional to 1,476.39, 2,204.18 and 1,127.86

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Solution

The fourth proportional to 1,476.39, 2,204.18 and 1,127.86 is: 1,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.39 : 2,204.18 = 1,127.86 : x
  2. Step 2: Convert to fraction form
    1,476.39/2,204.18 = 1,127.86/x
  3. Step 3: Cross multiply
    1,476.39x = 2,204.18 × 1,127.86
  4. Step 4: Simplify right side
    1,476.39x = 2,486,006.45
  5. Step 5: Solve for x
    x = 2,486,006.45/1,476.39
  6. Step 6: Final answer
    x = 1,683.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.