Home / 4,076.42-5,628.90-2,586.98

Finding the Fourth Proportional to 4,076.42, 5,628.90 and 2,586.98

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Solution

The fourth proportional to 4,076.42, 5,628.90 and 2,586.98 is: 3,572.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.42 : 5,628.90 = 2,586.98 : x
  2. Step 2: Convert to fraction form
    4,076.42/5,628.90 = 2,586.98/x
  3. Step 3: Cross multiply
    4,076.42x = 5,628.90 × 2,586.98
  4. Step 4: Simplify right side
    4,076.42x = 14,561,823.58
  5. Step 5: Solve for x
    x = 14,561,823.58/4,076.42
  6. Step 6: Final answer
    x = 3,572.21

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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.