Home / 5,816.04-8,008.62-5,209.20

Finding the Fourth Proportional to 5,816.04, 8,008.62 and 5,209.20

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Solution

The fourth proportional to 5,816.04, 8,008.62 and 5,209.20 is: 7,173.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.04 : 8,008.62 = 5,209.20 : x
  2. Step 2: Convert to fraction form
    5,816.04/8,008.62 = 5,209.20/x
  3. Step 3: Cross multiply
    5,816.04x = 8,008.62 × 5,209.20
  4. Step 4: Simplify right side
    5,816.04x = 41,718,503.30
  5. Step 5: Solve for x
    x = 41,718,503.30/5,816.04
  6. Step 6: Final answer
    x = 7,173.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.