Home / 4,042.79-5,580.52-2,551.68

Finding the Fourth Proportional to 4,042.79, 5,580.52 and 2,551.68

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Solution

The fourth proportional to 4,042.79, 5,580.52 and 2,551.68 is: 3,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.79 : 5,580.52 = 2,551.68 : x
  2. Step 2: Convert to fraction form
    4,042.79/5,580.52 = 2,551.68/x
  3. Step 3: Cross multiply
    4,042.79x = 5,580.52 × 2,551.68
  4. Step 4: Simplify right side
    4,042.79x = 14,239,701.27
  5. Step 5: Solve for x
    x = 14,239,701.27/4,042.79
  6. Step 6: Final answer
    x = 3,522.25

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1.5x scale

Why These Related Problems?

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