Home / 7,507.53-11,253.74-3,609.81

Finding the Fourth Proportional to 7,507.53, 11,253.74 and 3,609.81

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Solution

The fourth proportional to 7,507.53, 11,253.74 and 3,609.81 is: 5,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.53 : 11,253.74 = 3,609.81 : x
  2. Step 2: Convert to fraction form
    7,507.53/11,253.74 = 3,609.81/x
  3. Step 3: Cross multiply
    7,507.53x = 11,253.74 × 3,609.81
  4. Step 4: Simplify right side
    7,507.53x = 40,623,845.14
  5. Step 5: Solve for x
    x = 40,623,845.14/7,507.53
  6. Step 6: Final answer
    x = 5,411.08

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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.