Home / 4,286.32-6,429.62-1,475.13

Finding the Fourth Proportional to 4,286.32, 6,429.62 and 1,475.13

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Solution

The fourth proportional to 4,286.32, 6,429.62 and 1,475.13 is: 2,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.32 : 6,429.62 = 1,475.13 : x
  2. Step 2: Convert to fraction form
    4,286.32/6,429.62 = 1,475.13/x
  3. Step 3: Cross multiply
    4,286.32x = 6,429.62 × 1,475.13
  4. Step 4: Simplify right side
    4,286.32x = 9,484,525.35
  5. Step 5: Solve for x
    x = 9,484,525.35/4,286.32
  6. Step 6: Final answer
    x = 2,212.74

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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.