Home / 8,569.18-12,848.99-2,644.39

Finding the Fourth Proportional to 8,569.18, 12,848.99 and 2,644.39

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Solution

The fourth proportional to 8,569.18, 12,848.99 and 2,644.39 is: 3,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.18 : 12,848.99 = 2,644.39 : x
  2. Step 2: Convert to fraction form
    8,569.18/12,848.99 = 2,644.39/x
  3. Step 3: Cross multiply
    8,569.18x = 12,848.99 × 2,644.39
  4. Step 4: Simplify right side
    8,569.18x = 33,977,686.10
  5. Step 5: Solve for x
    x = 33,977,686.10/8,569.18
  6. Step 6: Final answer
    x = 3,965.10

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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.