Home / 4,712.79-6,503.96-2,616.91

Finding the Fourth Proportional to 4,712.79, 6,503.96 and 2,616.91

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Solution

The fourth proportional to 4,712.79, 6,503.96 and 2,616.91 is: 3,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.79 : 6,503.96 = 2,616.91 : x
  2. Step 2: Convert to fraction form
    4,712.79/6,503.96 = 2,616.91/x
  3. Step 3: Cross multiply
    4,712.79x = 6,503.96 × 2,616.91
  4. Step 4: Simplify right side
    4,712.79x = 17,020,277.96
  5. Step 5: Solve for x
    x = 17,020,277.96/4,712.79
  6. Step 6: Final answer
    x = 3,611.51

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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.