Home / 5,590.62-8,386.45-1,588.01

Finding the Fourth Proportional to 5,590.62, 8,386.45 and 1,588.01

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Solution

The fourth proportional to 5,590.62, 8,386.45 and 1,588.01 is: 2,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.62 : 8,386.45 = 1,588.01 : x
  2. Step 2: Convert to fraction form
    5,590.62/8,386.45 = 1,588.01/x
  3. Step 3: Cross multiply
    5,590.62x = 8,386.45 × 1,588.01
  4. Step 4: Simplify right side
    5,590.62x = 13,317,720.56
  5. Step 5: Solve for x
    x = 13,317,720.56/5,590.62
  6. Step 6: Final answer
    x = 2,382.15

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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.