Home / 5,587.04-8,374.80-2,511.20

Finding the Fourth Proportional to 5,587.04, 8,374.80 and 2,511.20

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Solution

The fourth proportional to 5,587.04, 8,374.80 and 2,511.20 is: 3,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.04 : 8,374.80 = 2,511.20 : x
  2. Step 2: Convert to fraction form
    5,587.04/8,374.80 = 2,511.20/x
  3. Step 3: Cross multiply
    5,587.04x = 8,374.80 × 2,511.20
  4. Step 4: Simplify right side
    5,587.04x = 21,030,797.76
  5. Step 5: Solve for x
    x = 21,030,797.76/5,587.04
  6. Step 6: Final answer
    x = 3,764.21

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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.