Home / 5,205.60-7,183.80-2,967.30

Finding the Fourth Proportional to 5,205.60, 7,183.80 and 2,967.30

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Solution

The fourth proportional to 5,205.60, 7,183.80 and 2,967.30 is: 4,094.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.60 : 7,183.80 = 2,967.30 : x
  2. Step 2: Convert to fraction form
    5,205.60/7,183.80 = 2,967.30/x
  3. Step 3: Cross multiply
    5,205.60x = 7,183.80 × 2,967.30
  4. Step 4: Simplify right side
    5,205.60x = 21,316,489.74
  5. Step 5: Solve for x
    x = 21,316,489.74/5,205.60
  6. Step 6: Final answer
    x = 4,094.92

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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.