Home / 9,914.64-14,867.64-2,987.52

Finding the Fourth Proportional to 9,914.64, 14,867.64 and 2,987.52

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Solution

The fourth proportional to 9,914.64, 14,867.64 and 2,987.52 is: 4,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.64 : 14,867.64 = 2,987.52 : x
  2. Step 2: Convert to fraction form
    9,914.64/14,867.64 = 2,987.52/x
  3. Step 3: Cross multiply
    9,914.64x = 14,867.64 × 2,987.52
  4. Step 4: Simplify right side
    9,914.64x = 44,417,371.85
  5. Step 5: Solve for x
    x = 44,417,371.85/9,914.64
  6. Step 6: Final answer
    x = 4,479.98

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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.