Home / 2,784.08-3,842.03-1,525.18

Finding the Fourth Proportional to 2,784.08, 3,842.03 and 1,525.18

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Solution

The fourth proportional to 2,784.08, 3,842.03 and 1,525.18 is: 2,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.08 : 3,842.03 = 1,525.18 : x
  2. Step 2: Convert to fraction form
    2,784.08/3,842.03 = 1,525.18/x
  3. Step 3: Cross multiply
    2,784.08x = 3,842.03 × 1,525.18
  4. Step 4: Simplify right side
    2,784.08x = 5,859,775.80
  5. Step 5: Solve for x
    x = 5,859,775.80/2,784.08
  6. Step 6: Final answer
    x = 2,104.75

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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.