Home / 6,317.20-9,476.90-2,617.40

Finding the Fourth Proportional to 6,317.20, 9,476.90 and 2,617.40

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Solution

The fourth proportional to 6,317.20, 9,476.90 and 2,617.40 is: 3,926.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.20 : 9,476.90 = 2,617.40 : x
  2. Step 2: Convert to fraction form
    6,317.20/9,476.90 = 2,617.40/x
  3. Step 3: Cross multiply
    6,317.20x = 9,476.90 × 2,617.40
  4. Step 4: Simplify right side
    6,317.20x = 24,804,838.06
  5. Step 5: Solve for x
    x = 24,804,838.06/6,317.20
  6. Step 6: Final answer
    x = 3,926.56

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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.