Home / 4,228.74-6,347.84-2,475.81

Finding the Fourth Proportional to 4,228.74, 6,347.84 and 2,475.81

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Solution

The fourth proportional to 4,228.74, 6,347.84 and 2,475.81 is: 3,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.74 : 6,347.84 = 2,475.81 : x
  2. Step 2: Convert to fraction form
    4,228.74/6,347.84 = 2,475.81/x
  3. Step 3: Cross multiply
    4,228.74x = 6,347.84 × 2,475.81
  4. Step 4: Simplify right side
    4,228.74x = 15,716,033.37
  5. Step 5: Solve for x
    x = 15,716,033.37/4,228.74
  6. Step 6: Final answer
    x = 3,716.48

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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.