Home / 4,775.68-6,590.46-2,679.81

Finding the Fourth Proportional to 4,775.68, 6,590.46 and 2,679.81

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Solution

The fourth proportional to 4,775.68, 6,590.46 and 2,679.81 is: 3,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.68 : 6,590.46 = 2,679.81 : x
  2. Step 2: Convert to fraction form
    4,775.68/6,590.46 = 2,679.81/x
  3. Step 3: Cross multiply
    4,775.68x = 6,590.46 × 2,679.81
  4. Step 4: Simplify right side
    4,775.68x = 17,661,180.61
  5. Step 5: Solve for x
    x = 17,661,180.61/4,775.68
  6. Step 6: Final answer
    x = 3,698.15

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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.