Home / 4,707.79-6,495.85-2,691.84

Finding the Fourth Proportional to 4,707.79, 6,495.85 and 2,691.84

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Solution

The fourth proportional to 4,707.79, 6,495.85 and 2,691.84 is: 3,714.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.79 : 6,495.85 = 2,691.84 : x
  2. Step 2: Convert to fraction form
    4,707.79/6,495.85 = 2,691.84/x
  3. Step 3: Cross multiply
    4,707.79x = 6,495.85 × 2,691.84
  4. Step 4: Simplify right side
    4,707.79x = 17,485,788.86
  5. Step 5: Solve for x
    x = 17,485,788.86/4,707.79
  6. Step 6: Final answer
    x = 3,714.22

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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.