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Finding the Fourth Proportional to 3,897.68, 5,846.13 and 2,417.13

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Solution

The fourth proportional to 3,897.68, 5,846.13 and 2,417.13 is: 3,625.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897.68 : 5,846.13 = 2,417.13 : x
  2. Step 2: Convert to fraction form
    3,897.68/5,846.13 = 2,417.13/x
  3. Step 3: Cross multiply
    3,897.68x = 5,846.13 × 2,417.13
  4. Step 4: Simplify right side
    3,897.68x = 14,130,856.21
  5. Step 5: Solve for x
    x = 14,130,856.21/3,897.68
  6. Step 6: Final answer
    x = 3,625.46

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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.