Home / 11,025.01-15,206.18-7,666.14

Finding the Fourth Proportional to 11,025.01, 15,206.18 and 7,666.14

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Solution

The fourth proportional to 11,025.01, 15,206.18 and 7,666.14 is: 10,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.01 : 15,206.18 = 7,666.14 : x
  2. Step 2: Convert to fraction form
    11,025.01/15,206.18 = 7,666.14/x
  3. Step 3: Cross multiply
    11,025.01x = 15,206.18 × 7,666.14
  4. Step 4: Simplify right side
    11,025.01x = 116,572,723.44
  5. Step 5: Solve for x
    x = 116,572,723.44/11,025.01
  6. Step 6: Final answer
    x = 10,573.48

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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.