Home / 4,228.30-5,835.18-2,656.45

Finding the Fourth Proportional to 4,228.30, 5,835.18 and 2,656.45

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Solution

The fourth proportional to 4,228.30, 5,835.18 and 2,656.45 is: 3,665.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.30 : 5,835.18 = 2,656.45 : x
  2. Step 2: Convert to fraction form
    4,228.30/5,835.18 = 2,656.45/x
  3. Step 3: Cross multiply
    4,228.30x = 5,835.18 × 2,656.45
  4. Step 4: Simplify right side
    4,228.30x = 15,500,863.91
  5. Step 5: Solve for x
    x = 15,500,863.91/4,228.30
  6. Step 6: Final answer
    x = 3,665.98

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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.