Home / 3,588.96-5,379.60-2,047.20

Finding the Fourth Proportional to 3,588.96, 5,379.60 and 2,047.20

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Solution

The fourth proportional to 3,588.96, 5,379.60 and 2,047.20 is: 3,068.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.96 : 5,379.60 = 2,047.20 : x
  2. Step 2: Convert to fraction form
    3,588.96/5,379.60 = 2,047.20/x
  3. Step 3: Cross multiply
    3,588.96x = 5,379.60 × 2,047.20
  4. Step 4: Simplify right side
    3,588.96x = 11,013,117.12
  5. Step 5: Solve for x
    x = 11,013,117.12/3,588.96
  6. Step 6: Final answer
    x = 3,068.61

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1.5x scale

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.