Home / 2,938.16-4,404.96-1,551.28

Finding the Fourth Proportional to 2,938.16, 4,404.96 and 1,551.28

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Solution

The fourth proportional to 2,938.16, 4,404.96 and 1,551.28 is: 2,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.16 : 4,404.96 = 1,551.28 : x
  2. Step 2: Convert to fraction form
    2,938.16/4,404.96 = 1,551.28/x
  3. Step 3: Cross multiply
    2,938.16x = 4,404.96 × 1,551.28
  4. Step 4: Simplify right side
    2,938.16x = 6,833,326.35
  5. Step 5: Solve for x
    x = 6,833,326.35/2,938.16
  6. Step 6: Final answer
    x = 2,325.72

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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.