Home / 2,932.12-4,394.10-1,697.80

Finding the Fourth Proportional to 2,932.12, 4,394.10 and 1,697.80

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Solution

The fourth proportional to 2,932.12, 4,394.10 and 1,697.80 is: 2,544.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.12 : 4,394.10 = 1,697.80 : x
  2. Step 2: Convert to fraction form
    2,932.12/4,394.10 = 1,697.80/x
  3. Step 3: Cross multiply
    2,932.12x = 4,394.10 × 1,697.80
  4. Step 4: Simplify right side
    2,932.12x = 7,460,302.98
  5. Step 5: Solve for x
    x = 7,460,302.98/2,932.12
  6. Step 6: Final answer
    x = 2,544.34

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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.