Home / 4,127.40-5,695.74-2,358.96

Finding the Fourth Proportional to 4,127.40, 5,695.74 and 2,358.96

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Solution

The fourth proportional to 4,127.40, 5,695.74 and 2,358.96 is: 3,255.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.40 : 5,695.74 = 2,358.96 : x
  2. Step 2: Convert to fraction form
    4,127.40/5,695.74 = 2,358.96/x
  3. Step 3: Cross multiply
    4,127.40x = 5,695.74 × 2,358.96
  4. Step 4: Simplify right side
    4,127.40x = 13,436,022.83
  5. Step 5: Solve for x
    x = 13,436,022.83/4,127.40
  6. Step 6: Final answer
    x = 3,255.32

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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.