Home / 4,521.36-6,239.71-2,531.80

Finding the Fourth Proportional to 4,521.36, 6,239.71 and 2,531.80

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Solution

The fourth proportional to 4,521.36, 6,239.71 and 2,531.80 is: 3,494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.36 : 6,239.71 = 2,531.80 : x
  2. Step 2: Convert to fraction form
    4,521.36/6,239.71 = 2,531.80/x
  3. Step 3: Cross multiply
    4,521.36x = 6,239.71 × 2,531.80
  4. Step 4: Simplify right side
    4,521.36x = 15,797,697.78
  5. Step 5: Solve for x
    x = 15,797,697.78/4,521.36
  6. Step 6: Final answer
    x = 3,494.01

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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.