Home / 6,252.40-9,379.82-1,869.76

Finding the Fourth Proportional to 6,252.40, 9,379.82 and 1,869.76

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Solution

The fourth proportional to 6,252.40, 9,379.82 and 1,869.76 is: 2,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,252.40 : 9,379.82 = 1,869.76 : x
  2. Step 2: Convert to fraction form
    6,252.40/9,379.82 = 1,869.76/x
  3. Step 3: Cross multiply
    6,252.40x = 9,379.82 × 1,869.76
  4. Step 4: Simplify right side
    6,252.40x = 17,538,012.24
  5. Step 5: Solve for x
    x = 17,538,012.24/6,252.40
  6. Step 6: Final answer
    x = 2,805.00

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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.