Home / 6,671.27-9,202.37-4,280.40

Finding the Fourth Proportional to 6,671.27, 9,202.37 and 4,280.40

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Solution

The fourth proportional to 6,671.27, 9,202.37 and 4,280.40 is: 5,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.27 : 9,202.37 = 4,280.40 : x
  2. Step 2: Convert to fraction form
    6,671.27/9,202.37 = 4,280.40/x
  3. Step 3: Cross multiply
    6,671.27x = 9,202.37 × 4,280.40
  4. Step 4: Simplify right side
    6,671.27x = 39,389,824.55
  5. Step 5: Solve for x
    x = 39,389,824.55/6,671.27
  6. Step 6: Final answer
    x = 5,904.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.