Home / 4,576.39-6,864.59-1,113.61

Finding the Fourth Proportional to 4,576.39, 6,864.59 and 1,113.61

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Solution

The fourth proportional to 4,576.39, 6,864.59 and 1,113.61 is: 1,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.39 : 6,864.59 = 1,113.61 : x
  2. Step 2: Convert to fraction form
    4,576.39/6,864.59 = 1,113.61/x
  3. Step 3: Cross multiply
    4,576.39x = 6,864.59 × 1,113.61
  4. Step 4: Simplify right side
    4,576.39x = 7,644,476.07
  5. Step 5: Solve for x
    x = 7,644,476.07/4,576.39
  6. Step 6: Final answer
    x = 1,670.42

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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.