Home / 6,219.04-8,582.12-3,530.76

Finding the Fourth Proportional to 6,219.04, 8,582.12 and 3,530.76

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Solution

The fourth proportional to 6,219.04, 8,582.12 and 3,530.76 is: 4,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.04 : 8,582.12 = 3,530.76 : x
  2. Step 2: Convert to fraction form
    6,219.04/8,582.12 = 3,530.76/x
  3. Step 3: Cross multiply
    6,219.04x = 8,582.12 × 3,530.76
  4. Step 4: Simplify right side
    6,219.04x = 30,301,406.01
  5. Step 5: Solve for x
    x = 30,301,406.01/6,219.04
  6. Step 6: Final answer
    x = 4,872.36

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Half scale
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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.