Home / 8,865.48-13,297.74-2,709

Finding the Fourth Proportional to 8,865.48, 13,297.74 and 2,709

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Solution

The fourth proportional to 8,865.48, 13,297.74 and 2,709 is: 4,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.48 : 13,297.74 = 2,709 : x
  2. Step 2: Convert to fraction form
    8,865.48/13,297.74 = 2,709/x
  3. Step 3: Cross multiply
    8,865.48x = 13,297.74 × 2,709
  4. Step 4: Simplify right side
    8,865.48x = 36,023,577.66
  5. Step 5: Solve for x
    x = 36,023,577.66/8,865.48
  6. Step 6: Final answer
    x = 4,063.35

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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.