Home / 1,826.24-2,739.48-527.80

Finding the Fourth Proportional to 1,826.24, 2,739.48 and 527.80

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Solution

The fourth proportional to 1,826.24, 2,739.48 and 527.80 is: 791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.24 : 2,739.48 = 527.80 : x
  2. Step 2: Convert to fraction form
    1,826.24/2,739.48 = 527.80/x
  3. Step 3: Cross multiply
    1,826.24x = 2,739.48 × 527.80
  4. Step 4: Simplify right side
    1,826.24x = 1,445,897.54
  5. Step 5: Solve for x
    x = 1,445,897.54/1,826.24
  6. Step 6: Final answer
    x = 791.73

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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.