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Finding the Fourth Proportional to 5,007.60, 7,512.41 and 1,497.67

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Solution

The fourth proportional to 5,007.60, 7,512.41 and 1,497.67 is: 2,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.60 : 7,512.41 = 1,497.67 : x
  2. Step 2: Convert to fraction form
    5,007.60/7,512.41 = 1,497.67/x
  3. Step 3: Cross multiply
    5,007.60x = 7,512.41 × 1,497.67
  4. Step 4: Simplify right side
    5,007.60x = 11,251,111.08
  5. Step 5: Solve for x
    x = 11,251,111.08/5,007.60
  6. Step 6: Final answer
    x = 2,246.81

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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.