Home / 5,095.83-7,032.60-2,857.80

Finding the Fourth Proportional to 5,095.83, 7,032.60 and 2,857.80

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Solution

The fourth proportional to 5,095.83, 7,032.60 and 2,857.80 is: 3,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.83 : 7,032.60 = 2,857.80 : x
  2. Step 2: Convert to fraction form
    5,095.83/7,032.60 = 2,857.80/x
  3. Step 3: Cross multiply
    5,095.83x = 7,032.60 × 2,857.80
  4. Step 4: Simplify right side
    5,095.83x = 20,097,764.28
  5. Step 5: Solve for x
    x = 20,097,764.28/5,095.83
  6. Step 6: Final answer
    x = 3,943.96

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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.