Home / 3,618.04-5,427.24-1,152.62

Finding the Fourth Proportional to 3,618.04, 5,427.24 and 1,152.62

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Solution

The fourth proportional to 3,618.04, 5,427.24 and 1,152.62 is: 1,728.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.04 : 5,427.24 = 1,152.62 : x
  2. Step 2: Convert to fraction form
    3,618.04/5,427.24 = 1,152.62/x
  3. Step 3: Cross multiply
    3,618.04x = 5,427.24 × 1,152.62
  4. Step 4: Simplify right side
    3,618.04x = 6,255,545.37
  5. Step 5: Solve for x
    x = 6,255,545.37/3,618.04
  6. Step 6: Final answer
    x = 1,728.99

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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.