Home / 3,314.58-4,572.21-2,070.42

Finding the Fourth Proportional to 3,314.58, 4,572.21 and 2,070.42

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Solution

The fourth proportional to 3,314.58, 4,572.21 and 2,070.42 is: 2,855.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.58 : 4,572.21 = 2,070.42 : x
  2. Step 2: Convert to fraction form
    3,314.58/4,572.21 = 2,070.42/x
  3. Step 3: Cross multiply
    3,314.58x = 4,572.21 × 2,070.42
  4. Step 4: Simplify right side
    3,314.58x = 9,466,395.03
  5. Step 5: Solve for x
    x = 9,466,395.03/3,314.58
  6. Step 6: Final answer
    x = 2,855.99

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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.