Home / 3,314.12-4,572.86-1,897.56

Finding the Fourth Proportional to 3,314.12, 4,572.86 and 1,897.56

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Solution

The fourth proportional to 3,314.12, 4,572.86 and 1,897.56 is: 2,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.12 : 4,572.86 = 1,897.56 : x
  2. Step 2: Convert to fraction form
    3,314.12/4,572.86 = 1,897.56/x
  3. Step 3: Cross multiply
    3,314.12x = 4,572.86 × 1,897.56
  4. Step 4: Simplify right side
    3,314.12x = 8,677,266.73
  5. Step 5: Solve for x
    x = 8,677,266.73/3,314.12
  6. Step 6: Final answer
    x = 2,618.28

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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.