Home / 4,207.42-5,803.86-2,438.79

Finding the Fourth Proportional to 4,207.42, 5,803.86 and 2,438.79

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Solution

The fourth proportional to 4,207.42, 5,803.86 and 2,438.79 is: 3,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.42 : 5,803.86 = 2,438.79 : x
  2. Step 2: Convert to fraction form
    4,207.42/5,803.86 = 2,438.79/x
  3. Step 3: Cross multiply
    4,207.42x = 5,803.86 × 2,438.79
  4. Step 4: Simplify right side
    4,207.42x = 14,154,395.73
  5. Step 5: Solve for x
    x = 14,154,395.73/4,207.42
  6. Step 6: Final answer
    x = 3,364.15

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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.