Home / 6,666.12-9,999.23-2,507.07

Finding the Fourth Proportional to 6,666.12, 9,999.23 and 2,507.07

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Solution

The fourth proportional to 6,666.12, 9,999.23 and 2,507.07 is: 3,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.12 : 9,999.23 = 2,507.07 : x
  2. Step 2: Convert to fraction form
    6,666.12/9,999.23 = 2,507.07/x
  3. Step 3: Cross multiply
    6,666.12x = 9,999.23 × 2,507.07
  4. Step 4: Simplify right side
    6,666.12x = 25,068,769.56
  5. Step 5: Solve for x
    x = 25,068,769.56/6,666.12
  6. Step 6: Final answer
    x = 3,760.62

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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.