Home / 5,870.08-8,799.63-2,171.31

Finding the Fourth Proportional to 5,870.08, 8,799.63 and 2,171.31

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Solution

The fourth proportional to 5,870.08, 8,799.63 and 2,171.31 is: 3,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.08 : 8,799.63 = 2,171.31 : x
  2. Step 2: Convert to fraction form
    5,870.08/8,799.63 = 2,171.31/x
  3. Step 3: Cross multiply
    5,870.08x = 8,799.63 × 2,171.31
  4. Step 4: Simplify right side
    5,870.08x = 19,106,757.61
  5. Step 5: Solve for x
    x = 19,106,757.61/5,870.08
  6. Step 6: Final answer
    x = 3,254.94

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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.