Home / 4,231.64-6,349.28-2,281.56

Finding the Fourth Proportional to 4,231.64, 6,349.28 and 2,281.56

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Solution

The fourth proportional to 4,231.64, 6,349.28 and 2,281.56 is: 3,423.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.64 : 6,349.28 = 2,281.56 : x
  2. Step 2: Convert to fraction form
    4,231.64/6,349.28 = 2,281.56/x
  3. Step 3: Cross multiply
    4,231.64x = 6,349.28 × 2,281.56
  4. Step 4: Simplify right side
    4,231.64x = 14,486,263.28
  5. Step 5: Solve for x
    x = 14,486,263.28/4,231.64
  6. Step 6: Final answer
    x = 3,423.32

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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.