Home / 4,020.50-5,548.60-2,529.70

Finding the Fourth Proportional to 4,020.50, 5,548.60 and 2,529.70

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Solution

The fourth proportional to 4,020.50, 5,548.60 and 2,529.70 is: 3,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.50 : 5,548.60 = 2,529.70 : x
  2. Step 2: Convert to fraction form
    4,020.50/5,548.60 = 2,529.70/x
  3. Step 3: Cross multiply
    4,020.50x = 5,548.60 × 2,529.70
  4. Step 4: Simplify right side
    4,020.50x = 14,036,282.71
  5. Step 5: Solve for x
    x = 14,036,282.71/4,020.50
  6. Step 6: Final answer
    x = 3,491.18

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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.