Home / 9,479.88-14,219.79-2,459.31

Finding the Fourth Proportional to 9,479.88, 14,219.79 and 2,459.31

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Solution

The fourth proportional to 9,479.88, 14,219.79 and 2,459.31 is: 3,688.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.88 : 14,219.79 = 2,459.31 : x
  2. Step 2: Convert to fraction form
    9,479.88/14,219.79 = 2,459.31/x
  3. Step 3: Cross multiply
    9,479.88x = 14,219.79 × 2,459.31
  4. Step 4: Simplify right side
    9,479.88x = 34,970,871.74
  5. Step 5: Solve for x
    x = 34,970,871.74/9,479.88
  6. Step 6: Final answer
    x = 3,688.96

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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.