Home / 4,237.40-5,844.68-2,908.80

Finding the Fourth Proportional to 4,237.40, 5,844.68 and 2,908.80

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Solution

The fourth proportional to 4,237.40, 5,844.68 and 2,908.80 is: 4,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.40 : 5,844.68 = 2,908.80 : x
  2. Step 2: Convert to fraction form
    4,237.40/5,844.68 = 2,908.80/x
  3. Step 3: Cross multiply
    4,237.40x = 5,844.68 × 2,908.80
  4. Step 4: Simplify right side
    4,237.40x = 17,001,005.18
  5. Step 5: Solve for x
    x = 17,001,005.18/4,237.40
  6. Step 6: Final answer
    x = 4,012.13

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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.