Home / 4,712.68-6,503.40-2,616.76

Finding the Fourth Proportional to 4,712.68, 6,503.40 and 2,616.76

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Solution

The fourth proportional to 4,712.68, 6,503.40 and 2,616.76 is: 3,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.68 : 6,503.40 = 2,616.76 : x
  2. Step 2: Convert to fraction form
    4,712.68/6,503.40 = 2,616.76/x
  3. Step 3: Cross multiply
    4,712.68x = 6,503.40 × 2,616.76
  4. Step 4: Simplify right side
    4,712.68x = 17,017,836.98
  5. Step 5: Solve for x
    x = 17,017,836.98/4,712.68
  6. Step 6: Final answer
    x = 3,611.07

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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.