Home / 9,240.42-13,860.64-2,576.65

Finding the Fourth Proportional to 9,240.42, 13,860.64 and 2,576.65

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Solution

The fourth proportional to 9,240.42, 13,860.64 and 2,576.65 is: 3,864.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.42 : 13,860.64 = 2,576.65 : x
  2. Step 2: Convert to fraction form
    9,240.42/13,860.64 = 2,576.65/x
  3. Step 3: Cross multiply
    9,240.42x = 13,860.64 × 2,576.65
  4. Step 4: Simplify right side
    9,240.42x = 35,714,042.96
  5. Step 5: Solve for x
    x = 35,714,042.96/9,240.42
  6. Step 6: Final answer
    x = 3,864.98

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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.