Home / 7,561.41-10,431.97-4,576.15

Finding the Fourth Proportional to 7,561.41, 10,431.97 and 4,576.15

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Solution

The fourth proportional to 7,561.41, 10,431.97 and 4,576.15 is: 6,313.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.41 : 10,431.97 = 4,576.15 : x
  2. Step 2: Convert to fraction form
    7,561.41/10,431.97 = 4,576.15/x
  3. Step 3: Cross multiply
    7,561.41x = 10,431.97 × 4,576.15
  4. Step 4: Simplify right side
    7,561.41x = 47,738,259.52
  5. Step 5: Solve for x
    x = 47,738,259.52/7,561.41
  6. Step 6: Final answer
    x = 6,313.41

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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.