Home / 7,531.10-11,300.53-3,586.83

Finding the Fourth Proportional to 7,531.10, 11,300.53 and 3,586.83

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Solution

The fourth proportional to 7,531.10, 11,300.53 and 3,586.83 is: 5,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.10 : 11,300.53 = 3,586.83 : x
  2. Step 2: Convert to fraction form
    7,531.10/11,300.53 = 3,586.83/x
  3. Step 3: Cross multiply
    7,531.10x = 11,300.53 × 3,586.83
  4. Step 4: Simplify right side
    7,531.10x = 40,533,113.43
  5. Step 5: Solve for x
    x = 40,533,113.43/7,531.10
  6. Step 6: Final answer
    x = 5,382.10

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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.