Home / 5,477.15-8,213.30-3,397.07

Finding the Fourth Proportional to 5,477.15, 8,213.30 and 3,397.07

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Solution

The fourth proportional to 5,477.15, 8,213.30 and 3,397.07 is: 5,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.15 : 8,213.30 = 3,397.07 : x
  2. Step 2: Convert to fraction form
    5,477.15/8,213.30 = 3,397.07/x
  3. Step 3: Cross multiply
    5,477.15x = 8,213.30 × 3,397.07
  4. Step 4: Simplify right side
    5,477.15x = 27,901,171.32
  5. Step 5: Solve for x
    x = 27,901,171.32/5,477.15
  6. Step 6: Final answer
    x = 5,094.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.