Home / 5,230.04-7,843.39-1,719.23

Finding the Fourth Proportional to 5,230.04, 7,843.39 and 1,719.23

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Solution

The fourth proportional to 5,230.04, 7,843.39 and 1,719.23 is: 2,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.04 : 7,843.39 = 1,719.23 : x
  2. Step 2: Convert to fraction form
    5,230.04/7,843.39 = 1,719.23/x
  3. Step 3: Cross multiply
    5,230.04x = 7,843.39 × 1,719.23
  4. Step 4: Simplify right side
    5,230.04x = 13,484,607.86
  5. Step 5: Solve for x
    x = 13,484,607.86/5,230.04
  6. Step 6: Final answer
    x = 2,578.30

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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.