Home / 5,116.32-7,037.01-4,213.71

Finding the Fourth Proportional to 5,116.32, 7,037.01 and 4,213.71

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Solution

The fourth proportional to 5,116.32, 7,037.01 and 4,213.71 is: 5,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.32 : 7,037.01 = 4,213.71 : x
  2. Step 2: Convert to fraction form
    5,116.32/7,037.01 = 4,213.71/x
  3. Step 3: Cross multiply
    5,116.32x = 7,037.01 × 4,213.71
  4. Step 4: Simplify right side
    5,116.32x = 29,651,919.41
  5. Step 5: Solve for x
    x = 29,651,919.41/5,116.32
  6. Step 6: Final answer
    x = 5,795.56

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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.