Home / 5,142.07-7,095.93-2,903.87

Finding the Fourth Proportional to 5,142.07, 7,095.93 and 2,903.87

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Solution

The fourth proportional to 5,142.07, 7,095.93 and 2,903.87 is: 4,007.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142.07 : 7,095.93 = 2,903.87 : x
  2. Step 2: Convert to fraction form
    5,142.07/7,095.93 = 2,903.87/x
  3. Step 3: Cross multiply
    5,142.07x = 7,095.93 × 2,903.87
  4. Step 4: Simplify right side
    5,142.07x = 20,605,658.25
  5. Step 5: Solve for x
    x = 20,605,658.25/5,142.07
  6. Step 6: Final answer
    x = 4,007.27

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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.