Home / 7,505.53-11,250.73-3,607.81

Finding the Fourth Proportional to 7,505.53, 11,250.73 and 3,607.81

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Solution

The fourth proportional to 7,505.53, 11,250.73 and 3,607.81 is: 5,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.53 : 11,250.73 = 3,607.81 : x
  2. Step 2: Convert to fraction form
    7,505.53/11,250.73 = 3,607.81/x
  3. Step 3: Cross multiply
    7,505.53x = 11,250.73 × 3,607.81
  4. Step 4: Simplify right side
    7,505.53x = 40,590,496.20
  5. Step 5: Solve for x
    x = 40,590,496.20/7,505.53
  6. Step 6: Final answer
    x = 5,408.08

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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.