Home / 7,515.74-11,273.60-4,746.62

Finding the Fourth Proportional to 7,515.74, 11,273.60 and 4,746.62

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Solution

The fourth proportional to 7,515.74, 11,273.60 and 4,746.62 is: 7,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.74 : 11,273.60 = 4,746.62 : x
  2. Step 2: Convert to fraction form
    7,515.74/11,273.60 = 4,746.62/x
  3. Step 3: Cross multiply
    7,515.74x = 11,273.60 × 4,746.62
  4. Step 4: Simplify right side
    7,515.74x = 53,511,438.86
  5. Step 5: Solve for x
    x = 53,511,438.86/7,515.74
  6. Step 6: Final answer
    x = 7,119.92

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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.