Home / 6,208.94-9,356.18-5,137.40

Finding the Fourth Proportional to 6,208.94, 9,356.18 and 5,137.40

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Solution

The fourth proportional to 6,208.94, 9,356.18 and 5,137.40 is: 7,741.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.94 : 9,356.18 = 5,137.40 : x
  2. Step 2: Convert to fraction form
    6,208.94/9,356.18 = 5,137.40/x
  3. Step 3: Cross multiply
    6,208.94x = 9,356.18 × 5,137.40
  4. Step 4: Simplify right side
    6,208.94x = 48,066,439.13
  5. Step 5: Solve for x
    x = 48,066,439.13/6,208.94
  6. Step 6: Final answer
    x = 7,741.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.