Home / 4,972.68-6,860.10-3,083.76

Finding the Fourth Proportional to 4,972.68, 6,860.10 and 3,083.76

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Solution

The fourth proportional to 4,972.68, 6,860.10 and 3,083.76 is: 4,254.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.68 : 6,860.10 = 3,083.76 : x
  2. Step 2: Convert to fraction form
    4,972.68/6,860.10 = 3,083.76/x
  3. Step 3: Cross multiply
    4,972.68x = 6,860.10 × 3,083.76
  4. Step 4: Simplify right side
    4,972.68x = 21,154,901.98
  5. Step 5: Solve for x
    x = 21,154,901.98/4,972.68
  6. Step 6: Final answer
    x = 4,254.23

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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.