Home / 3,545.14-5,318.40-1,466.28

Finding the Fourth Proportional to 3,545.14, 5,318.40 and 1,466.28

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Solution

The fourth proportional to 3,545.14, 5,318.40 and 1,466.28 is: 2,199.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.14 : 5,318.40 = 1,466.28 : x
  2. Step 2: Convert to fraction form
    3,545.14/5,318.40 = 1,466.28/x
  3. Step 3: Cross multiply
    3,545.14x = 5,318.40 × 1,466.28
  4. Step 4: Simplify right side
    3,545.14x = 7,798,263.55
  5. Step 5: Solve for x
    x = 7,798,263.55/3,545.14
  6. Step 6: Final answer
    x = 2,199.71

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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.