Home / 4,655.42-6,423.94-2,665.86

Finding the Fourth Proportional to 4,655.42, 6,423.94 and 2,665.86

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Solution

The fourth proportional to 4,655.42, 6,423.94 and 2,665.86 is: 3,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.42 : 6,423.94 = 2,665.86 : x
  2. Step 2: Convert to fraction form
    4,655.42/6,423.94 = 2,665.86/x
  3. Step 3: Cross multiply
    4,655.42x = 6,423.94 × 2,665.86
  4. Step 4: Simplify right side
    4,655.42x = 17,125,324.69
  5. Step 5: Solve for x
    x = 17,125,324.69/4,655.42
  6. Step 6: Final answer
    x = 3,678.58

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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.