Home / 4,981.02-6,873.57-2,885.82

Finding the Fourth Proportional to 4,981.02, 6,873.57 and 2,885.82

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Solution

The fourth proportional to 4,981.02, 6,873.57 and 2,885.82 is: 3,982.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.02 : 6,873.57 = 2,885.82 : x
  2. Step 2: Convert to fraction form
    4,981.02/6,873.57 = 2,885.82/x
  3. Step 3: Cross multiply
    4,981.02x = 6,873.57 × 2,885.82
  4. Step 4: Simplify right side
    4,981.02x = 19,835,885.78
  5. Step 5: Solve for x
    x = 19,835,885.78/4,981.02
  6. Step 6: Final answer
    x = 3,982.29

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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.