Home / 6,340.15-9,507.48-4,880.33

Finding the Fourth Proportional to 6,340.15, 9,507.48 and 4,880.33

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Solution

The fourth proportional to 6,340.15, 9,507.48 and 4,880.33 is: 7,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.15 : 9,507.48 = 4,880.33 : x
  2. Step 2: Convert to fraction form
    6,340.15/9,507.48 = 4,880.33/x
  3. Step 3: Cross multiply
    6,340.15x = 9,507.48 × 4,880.33
  4. Step 4: Simplify right side
    6,340.15x = 46,399,639.87
  5. Step 5: Solve for x
    x = 46,399,639.87/6,340.15
  6. Step 6: Final answer
    x = 7,318.38

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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.