Home / 6,221.64-8,585.46-3,427.14

Finding the Fourth Proportional to 6,221.64, 8,585.46 and 3,427.14

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Solution

The fourth proportional to 6,221.64, 8,585.46 and 3,427.14 is: 4,729.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.64 : 8,585.46 = 3,427.14 : x
  2. Step 2: Convert to fraction form
    6,221.64/8,585.46 = 3,427.14/x
  3. Step 3: Cross multiply
    6,221.64x = 8,585.46 × 3,427.14
  4. Step 4: Simplify right side
    6,221.64x = 29,423,573.38
  5. Step 5: Solve for x
    x = 29,423,573.38/6,221.64
  6. Step 6: Final answer
    x = 4,729.23

Related Problems

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Half scale
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Double scale
Find fourth proportional to 6,222.64, 8,586.84 and 3,428.14
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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.