Home / 5,237.30-7,855.06-1,727.35

Finding the Fourth Proportional to 5,237.30, 7,855.06 and 1,727.35

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Solution

The fourth proportional to 5,237.30, 7,855.06 and 1,727.35 is: 2,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.30 : 7,855.06 = 1,727.35 : x
  2. Step 2: Convert to fraction form
    5,237.30/7,855.06 = 1,727.35/x
  3. Step 3: Cross multiply
    5,237.30x = 7,855.06 × 1,727.35
  4. Step 4: Simplify right side
    5,237.30x = 13,568,389.98
  5. Step 5: Solve for x
    x = 13,568,389.98/5,237.30
  6. Step 6: Final answer
    x = 2,590.72

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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.