Home / 7,580.63-11,361.14-5,236.90

Finding the Fourth Proportional to 7,580.63, 11,361.14 and 5,236.90

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Solution

The fourth proportional to 7,580.63, 11,361.14 and 5,236.90 is: 7,848.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.63 : 11,361.14 = 5,236.90 : x
  2. Step 2: Convert to fraction form
    7,580.63/11,361.14 = 5,236.90/x
  3. Step 3: Cross multiply
    7,580.63x = 11,361.14 × 5,236.90
  4. Step 4: Simplify right side
    7,580.63x = 59,497,099.48
  5. Step 5: Solve for x
    x = 59,497,099.48/7,580.63
  6. Step 6: Final answer
    x = 7,848.57

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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.