Home / 4,712.72-6,503.40-2,616.56

Finding the Fourth Proportional to 4,712.72, 6,503.40 and 2,616.56

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Solution

The fourth proportional to 4,712.72, 6,503.40 and 2,616.56 is: 3,610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.72 : 6,503.40 = 2,616.56 : x
  2. Step 2: Convert to fraction form
    4,712.72/6,503.40 = 2,616.56/x
  3. Step 3: Cross multiply
    4,712.72x = 6,503.40 × 2,616.56
  4. Step 4: Simplify right side
    4,712.72x = 17,016,536.30
  5. Step 5: Solve for x
    x = 17,016,536.30/4,712.72
  6. Step 6: Final answer
    x = 3,610.77

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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.