Home / 5,095.31-7,643.39-2,173.64

Finding the Fourth Proportional to 5,095.31, 7,643.39 and 2,173.64

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Solution

The fourth proportional to 5,095.31, 7,643.39 and 2,173.64 is: 3,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.31 : 7,643.39 = 2,173.64 : x
  2. Step 2: Convert to fraction form
    5,095.31/7,643.39 = 2,173.64/x
  3. Step 3: Cross multiply
    5,095.31x = 7,643.39 × 2,173.64
  4. Step 4: Simplify right side
    5,095.31x = 16,613,929.15
  5. Step 5: Solve for x
    x = 16,613,929.15/5,095.31
  6. Step 6: Final answer
    x = 3,260.63

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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.