Home / 4,239.81-5,851.49-2,377.17

Finding the Fourth Proportional to 4,239.81, 5,851.49 and 2,377.17

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Solution

The fourth proportional to 4,239.81, 5,851.49 and 2,377.17 is: 3,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.81 : 5,851.49 = 2,377.17 : x
  2. Step 2: Convert to fraction form
    4,239.81/5,851.49 = 2,377.17/x
  3. Step 3: Cross multiply
    4,239.81x = 5,851.49 × 2,377.17
  4. Step 4: Simplify right side
    4,239.81x = 13,909,974.60
  5. Step 5: Solve for x
    x = 13,909,974.60/4,239.81
  6. Step 6: Final answer
    x = 3,280.80

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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.