Home / 4,744.32-6,547.20-2,648.40

Finding the Fourth Proportional to 4,744.32, 6,547.20 and 2,648.40

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Solution

The fourth proportional to 4,744.32, 6,547.20 and 2,648.40 is: 3,654.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.32 : 6,547.20 = 2,648.40 : x
  2. Step 2: Convert to fraction form
    4,744.32/6,547.20 = 2,648.40/x
  3. Step 3: Cross multiply
    4,744.32x = 6,547.20 × 2,648.40
  4. Step 4: Simplify right side
    4,744.32x = 17,339,604.48
  5. Step 5: Solve for x
    x = 17,339,604.48/4,744.32
  6. Step 6: Final answer
    x = 3,654.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.