Home / 2,252.42-3,110.48-2,129.70

Finding the Fourth Proportional to 2,252.42, 3,110.48 and 2,129.70

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Solution

The fourth proportional to 2,252.42, 3,110.48 and 2,129.70 is: 2,941.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.42 : 3,110.48 = 2,129.70 : x
  2. Step 2: Convert to fraction form
    2,252.42/3,110.48 = 2,129.70/x
  3. Step 3: Cross multiply
    2,252.42x = 3,110.48 × 2,129.70
  4. Step 4: Simplify right side
    2,252.42x = 6,624,389.26
  5. Step 5: Solve for x
    x = 6,624,389.26/2,252.42
  6. Step 6: Final answer
    x = 2,941.01

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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.