Home / 2,823.39-4,239.95-1,525.77

Finding the Fourth Proportional to 2,823.39, 4,239.95 and 1,525.77

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Solution

The fourth proportional to 2,823.39, 4,239.95 and 1,525.77 is: 2,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.39 : 4,239.95 = 1,525.77 : x
  2. Step 2: Convert to fraction form
    2,823.39/4,239.95 = 1,525.77/x
  3. Step 3: Cross multiply
    2,823.39x = 4,239.95 × 1,525.77
  4. Step 4: Simplify right side
    2,823.39x = 6,469,180.88
  5. Step 5: Solve for x
    x = 6,469,180.88/2,823.39
  6. Step 6: Final answer
    x = 2,291.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.