Home / 5,095.16-7,031.00-2,857.02

Finding the Fourth Proportional to 5,095.16, 7,031.00 and 2,857.02

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Solution

The fourth proportional to 5,095.16, 7,031.00 and 2,857.02 is: 3,942.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.16 : 7,031.00 = 2,857.02 : x
  2. Step 2: Convert to fraction form
    5,095.16/7,031.00 = 2,857.02/x
  3. Step 3: Cross multiply
    5,095.16x = 7,031.00 × 2,857.02
  4. Step 4: Simplify right side
    5,095.16x = 20,087,693.33
  5. Step 5: Solve for x
    x = 20,087,693.33/5,095.16
  6. Step 6: Final answer
    x = 3,942.51

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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.