Home / 6,225.70-8,591.47-3,393.08

Finding the Fourth Proportional to 6,225.70, 8,591.47 and 3,393.08

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Solution

The fourth proportional to 6,225.70, 8,591.47 and 3,393.08 is: 4,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.70 : 8,591.47 = 3,393.08 : x
  2. Step 2: Convert to fraction form
    6,225.70/8,591.47 = 3,393.08/x
  3. Step 3: Cross multiply
    6,225.70x = 8,591.47 × 3,393.08
  4. Step 4: Simplify right side
    6,225.70x = 29,151,545.03
  5. Step 5: Solve for x
    x = 29,151,545.03/6,225.70
  6. Step 6: Final answer
    x = 4,682.45

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Half scale
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Double scale
Find fourth proportional to 6,226.70, 8,592.85 and 3,394.08
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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.