Home / 7,558.53-10,431.11-4,201.23

Finding the Fourth Proportional to 7,558.53, 10,431.11 and 4,201.23

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Solution

The fourth proportional to 7,558.53, 10,431.11 and 4,201.23 is: 5,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.53 : 10,431.11 = 4,201.23 : x
  2. Step 2: Convert to fraction form
    7,558.53/10,431.11 = 4,201.23/x
  3. Step 3: Cross multiply
    7,558.53x = 10,431.11 × 4,201.23
  4. Step 4: Simplify right side
    7,558.53x = 43,823,541.89
  5. Step 5: Solve for x
    x = 43,823,541.89/7,558.53
  6. Step 6: Final answer
    x = 5,797.90

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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.