Home / 5,008.07-6,911.14-3,018.66

Finding the Fourth Proportional to 5,008.07, 6,911.14 and 3,018.66

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Solution

The fourth proportional to 5,008.07, 6,911.14 and 3,018.66 is: 4,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.07 : 6,911.14 = 3,018.66 : x
  2. Step 2: Convert to fraction form
    5,008.07/6,911.14 = 3,018.66/x
  3. Step 3: Cross multiply
    5,008.07x = 6,911.14 × 3,018.66
  4. Step 4: Simplify right side
    5,008.07x = 20,862,381.87
  5. Step 5: Solve for x
    x = 20,862,381.87/5,008.07
  6. Step 6: Final answer
    x = 4,165.75

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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.