Home / 6,206.04-8,565.21-3,967.20

Finding the Fourth Proportional to 6,206.04, 8,565.21 and 3,967.20

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Solution

The fourth proportional to 6,206.04, 8,565.21 and 3,967.20 is: 5,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.04 : 8,565.21 = 3,967.20 : x
  2. Step 2: Convert to fraction form
    6,206.04/8,565.21 = 3,967.20/x
  3. Step 3: Cross multiply
    6,206.04x = 8,565.21 × 3,967.20
  4. Step 4: Simplify right side
    6,206.04x = 33,979,901.11
  5. Step 5: Solve for x
    x = 33,979,901.11/6,206.04
  6. Step 6: Final answer
    x = 5,475.30

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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.