Home / 7,561.62-10,435.08-4,576.71

Finding the Fourth Proportional to 7,561.62, 10,435.08 and 4,576.71

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Solution

The fourth proportional to 7,561.62, 10,435.08 and 4,576.71 is: 6,315.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.62 : 10,435.08 = 4,576.71 : x
  2. Step 2: Convert to fraction form
    7,561.62/10,435.08 = 4,576.71/x
  3. Step 3: Cross multiply
    7,561.62x = 10,435.08 × 4,576.71
  4. Step 4: Simplify right side
    7,561.62x = 47,758,278.69
  5. Step 5: Solve for x
    x = 47,758,278.69/7,561.62
  6. Step 6: Final answer
    x = 6,315.88

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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.