Home / 3,586.56-5,381.91-1,506.40

Finding the Fourth Proportional to 3,586.56, 5,381.91 and 1,506.40

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Solution

The fourth proportional to 3,586.56, 5,381.91 and 1,506.40 is: 2,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.56 : 5,381.91 = 1,506.40 : x
  2. Step 2: Convert to fraction form
    3,586.56/5,381.91 = 1,506.40/x
  3. Step 3: Cross multiply
    3,586.56x = 5,381.91 × 1,506.40
  4. Step 4: Simplify right side
    3,586.56x = 8,107,309.22
  5. Step 5: Solve for x
    x = 8,107,309.22/3,586.56
  6. Step 6: Final answer
    x = 2,260.47

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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.