Home / 4,723.76-6,518.58-3,151.64

Finding the Fourth Proportional to 4,723.76, 6,518.58 and 3,151.64

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Solution

The fourth proportional to 4,723.76, 6,518.58 and 3,151.64 is: 4,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.76 : 6,518.58 = 3,151.64 : x
  2. Step 2: Convert to fraction form
    4,723.76/6,518.58 = 3,151.64/x
  3. Step 3: Cross multiply
    4,723.76x = 6,518.58 × 3,151.64
  4. Step 4: Simplify right side
    4,723.76x = 20,544,217.47
  5. Step 5: Solve for x
    x = 20,544,217.47/4,723.76
  6. Step 6: Final answer
    x = 4,349.12

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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.