Home / 3,143.35-4,337.53-1,745.83

Finding the Fourth Proportional to 3,143.35, 4,337.53 and 1,745.83

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Solution

The fourth proportional to 3,143.35, 4,337.53 and 1,745.83 is: 2,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.35 : 4,337.53 = 1,745.83 : x
  2. Step 2: Convert to fraction form
    3,143.35/4,337.53 = 1,745.83/x
  3. Step 3: Cross multiply
    3,143.35x = 4,337.53 × 1,745.83
  4. Step 4: Simplify right side
    3,143.35x = 7,572,590.00
  5. Step 5: Solve for x
    x = 7,572,590.00/3,143.35
  6. Step 6: Final answer
    x = 2,409.08

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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.