Home / 1,855.28-2,779.98-1,506.92

Finding the Fourth Proportional to 1,855.28, 2,779.98 and 1,506.92

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Solution

The fourth proportional to 1,855.28, 2,779.98 and 1,506.92 is: 2,257.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855.28 : 2,779.98 = 1,506.92 : x
  2. Step 2: Convert to fraction form
    1,855.28/2,779.98 = 1,506.92/x
  3. Step 3: Cross multiply
    1,855.28x = 2,779.98 × 1,506.92
  4. Step 4: Simplify right side
    1,855.28x = 4,189,199.93
  5. Step 5: Solve for x
    x = 4,189,199.93/1,855.28
  6. Step 6: Final answer
    x = 2,257.99

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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.