Home / 4,458.50-6,688.14-1,171.58

Finding the Fourth Proportional to 4,458.50, 6,688.14 and 1,171.58

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Solution

The fourth proportional to 4,458.50, 6,688.14 and 1,171.58 is: 1,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.50 : 6,688.14 = 1,171.58 : x
  2. Step 2: Convert to fraction form
    4,458.50/6,688.14 = 1,171.58/x
  3. Step 3: Cross multiply
    4,458.50x = 6,688.14 × 1,171.58
  4. Step 4: Simplify right side
    4,458.50x = 7,835,691.06
  5. Step 5: Solve for x
    x = 7,835,691.06/4,458.50
  6. Step 6: Final answer
    x = 1,757.47

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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.