Home / 4,587.30-6,880.86-3,107.22

Finding the Fourth Proportional to 4,587.30, 6,880.86 and 3,107.22

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Solution

The fourth proportional to 4,587.30, 6,880.86 and 3,107.22 is: 4,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.30 : 6,880.86 = 3,107.22 : x
  2. Step 2: Convert to fraction form
    4,587.30/6,880.86 = 3,107.22/x
  3. Step 3: Cross multiply
    4,587.30x = 6,880.86 × 3,107.22
  4. Step 4: Simplify right side
    4,587.30x = 21,380,345.81
  5. Step 5: Solve for x
    x = 21,380,345.81/4,587.30
  6. Step 6: Final answer
    x = 4,660.77

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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.