Home / 6,776.01-10,145.52-5,127.57

Finding the Fourth Proportional to 6,776.01, 10,145.52 and 5,127.57

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Solution

The fourth proportional to 6,776.01, 10,145.52 and 5,127.57 is: 7,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.01 : 10,145.52 = 5,127.57 : x
  2. Step 2: Convert to fraction form
    6,776.01/10,145.52 = 5,127.57/x
  3. Step 3: Cross multiply
    6,776.01x = 10,145.52 × 5,127.57
  4. Step 4: Simplify right side
    6,776.01x = 52,021,863.99
  5. Step 5: Solve for x
    x = 52,021,863.99/6,776.01
  6. Step 6: Final answer
    x = 7,677.36

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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.