Home / 5,588.34-8,382.50-2,125.60

Finding the Fourth Proportional to 5,588.34, 8,382.50 and 2,125.60

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Solution

The fourth proportional to 5,588.34, 8,382.50 and 2,125.60 is: 3,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.34 : 8,382.50 = 2,125.60 : x
  2. Step 2: Convert to fraction form
    5,588.34/8,382.50 = 2,125.60/x
  3. Step 3: Cross multiply
    5,588.34x = 8,382.50 × 2,125.60
  4. Step 4: Simplify right side
    5,588.34x = 17,817,842
  5. Step 5: Solve for x
    x = 17,817,842/5,588.34
  6. Step 6: Final answer
    x = 3,188.40

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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.