Home / 7,566.12-10,440.38-4,540.62

Finding the Fourth Proportional to 7,566.12, 10,440.38 and 4,540.62

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Solution

The fourth proportional to 7,566.12, 10,440.38 and 4,540.62 is: 6,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.12 : 10,440.38 = 4,540.62 : x
  2. Step 2: Convert to fraction form
    7,566.12/10,440.38 = 4,540.62/x
  3. Step 3: Cross multiply
    7,566.12x = 10,440.38 × 4,540.62
  4. Step 4: Simplify right side
    7,566.12x = 47,405,798.24
  5. Step 5: Solve for x
    x = 47,405,798.24/7,566.12
  6. Step 6: Final answer
    x = 6,265.54

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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.