Home / 7,561.38-10,432.21-4,576.08

Finding the Fourth Proportional to 7,561.38, 10,432.21 and 4,576.08

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Solution

The fourth proportional to 7,561.38, 10,432.21 and 4,576.08 is: 6,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.38 : 10,432.21 = 4,576.08 : x
  2. Step 2: Convert to fraction form
    7,561.38/10,432.21 = 4,576.08/x
  3. Step 3: Cross multiply
    7,561.38x = 10,432.21 × 4,576.08
  4. Step 4: Simplify right side
    7,561.38x = 47,738,627.54
  5. Step 5: Solve for x
    x = 47,738,627.54/7,561.38
  6. Step 6: Final answer
    x = 6,313.48

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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.