Home / 3,751.18-5,626.77-1,670.65

Finding the Fourth Proportional to 3,751.18, 5,626.77 and 1,670.65

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Solution

The fourth proportional to 3,751.18, 5,626.77 and 1,670.65 is: 2,505.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.18 : 5,626.77 = 1,670.65 : x
  2. Step 2: Convert to fraction form
    3,751.18/5,626.77 = 1,670.65/x
  3. Step 3: Cross multiply
    3,751.18x = 5,626.77 × 1,670.65
  4. Step 4: Simplify right side
    3,751.18x = 9,400,363.30
  5. Step 5: Solve for x
    x = 9,400,363.30/3,751.18
  6. Step 6: Final answer
    x = 2,505.98

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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.