Home / 4,917.71-7,374.14-4,451.15

Finding the Fourth Proportional to 4,917.71, 7,374.14 and 4,451.15

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Solution

The fourth proportional to 4,917.71, 7,374.14 and 4,451.15 is: 6,674.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.71 : 7,374.14 = 4,451.15 : x
  2. Step 2: Convert to fraction form
    4,917.71/7,374.14 = 4,451.15/x
  3. Step 3: Cross multiply
    4,917.71x = 7,374.14 × 4,451.15
  4. Step 4: Simplify right side
    4,917.71x = 32,823,381.01
  5. Step 5: Solve for x
    x = 32,823,381.01/4,917.71
  6. Step 6: Final answer
    x = 6,674.53

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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.