Home / 3,488.06-5,227.53-2,997.81

Finding the Fourth Proportional to 3,488.06, 5,227.53 and 2,997.81

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Solution

The fourth proportional to 3,488.06, 5,227.53 and 2,997.81 is: 4,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.06 : 5,227.53 = 2,997.81 : x
  2. Step 2: Convert to fraction form
    3,488.06/5,227.53 = 2,997.81/x
  3. Step 3: Cross multiply
    3,488.06x = 5,227.53 × 2,997.81
  4. Step 4: Simplify right side
    3,488.06x = 15,671,141.71
  5. Step 5: Solve for x
    x = 15,671,141.71/3,488.06
  6. Step 6: Final answer
    x = 4,492.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.