Home / 6,277.10-9,415.14-2,117.02

Finding the Fourth Proportional to 6,277.10, 9,415.14 and 2,117.02

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Solution

The fourth proportional to 6,277.10, 9,415.14 and 2,117.02 is: 3,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.10 : 9,415.14 = 2,117.02 : x
  2. Step 2: Convert to fraction form
    6,277.10/9,415.14 = 2,117.02/x
  3. Step 3: Cross multiply
    6,277.10x = 9,415.14 × 2,117.02
  4. Step 4: Simplify right side
    6,277.10x = 19,932,039.68
  5. Step 5: Solve for x
    x = 19,932,039.68/6,277.10
  6. Step 6: Final answer
    x = 3,175.36

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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.