Home / 7,340.11-11,009.26-3,125.06

Finding the Fourth Proportional to 7,340.11, 11,009.26 and 3,125.06

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Solution

The fourth proportional to 7,340.11, 11,009.26 and 3,125.06 is: 4,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.11 : 11,009.26 = 3,125.06 : x
  2. Step 2: Convert to fraction form
    7,340.11/11,009.26 = 3,125.06/x
  3. Step 3: Cross multiply
    7,340.11x = 11,009.26 × 3,125.06
  4. Step 4: Simplify right side
    7,340.11x = 34,404,598.06
  5. Step 5: Solve for x
    x = 34,404,598.06/7,340.11
  6. Step 6: Final answer
    x = 4,687.20

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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.