Home / 8,864.77-13,299.62-3,867.58

Finding the Fourth Proportional to 8,864.77, 13,299.62 and 3,867.58

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Solution

The fourth proportional to 8,864.77, 13,299.62 and 3,867.58 is: 5,802.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.77 : 13,299.62 = 3,867.58 : x
  2. Step 2: Convert to fraction form
    8,864.77/13,299.62 = 3,867.58/x
  3. Step 3: Cross multiply
    8,864.77x = 13,299.62 × 3,867.58
  4. Step 4: Simplify right side
    8,864.77x = 51,437,344.32
  5. Step 5: Solve for x
    x = 51,437,344.32/8,864.77
  6. Step 6: Final answer
    x = 5,802.45

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1.5x scale

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.