Home / 3,068.74-4,237.16-2,715.04

Finding the Fourth Proportional to 3,068.74, 4,237.16 and 2,715.04

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Solution

The fourth proportional to 3,068.74, 4,237.16 and 2,715.04 is: 3,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.74 : 4,237.16 = 2,715.04 : x
  2. Step 2: Convert to fraction form
    3,068.74/4,237.16 = 2,715.04/x
  3. Step 3: Cross multiply
    3,068.74x = 4,237.16 × 2,715.04
  4. Step 4: Simplify right side
    3,068.74x = 11,504,058.89
  5. Step 5: Solve for x
    x = 11,504,058.89/3,068.74
  6. Step 6: Final answer
    x = 3,748.79

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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.