Home / 3,545.67-5,319.42-2,926.48

Finding the Fourth Proportional to 3,545.67, 5,319.42 and 2,926.48

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Solution

The fourth proportional to 3,545.67, 5,319.42 and 2,926.48 is: 4,390.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.67 : 5,319.42 = 2,926.48 : x
  2. Step 2: Convert to fraction form
    3,545.67/5,319.42 = 2,926.48/x
  3. Step 3: Cross multiply
    3,545.67x = 5,319.42 × 2,926.48
  4. Step 4: Simplify right side
    3,545.67x = 15,567,178.40
  5. Step 5: Solve for x
    x = 15,567,178.40/3,545.67
  6. Step 6: Final answer
    x = 4,390.47

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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.