Home / 5,320.19-7,980.82-2,036.04

Finding the Fourth Proportional to 5,320.19, 7,980.82 and 2,036.04

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Solution

The fourth proportional to 5,320.19, 7,980.82 and 2,036.04 is: 3,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.19 : 7,980.82 = 2,036.04 : x
  2. Step 2: Convert to fraction form
    5,320.19/7,980.82 = 2,036.04/x
  3. Step 3: Cross multiply
    5,320.19x = 7,980.82 × 2,036.04
  4. Step 4: Simplify right side
    5,320.19x = 16,249,263.66
  5. Step 5: Solve for x
    x = 16,249,263.66/5,320.19
  6. Step 6: Final answer
    x = 3,054.27

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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.