Home / 9,416.88-14,116.14-4,485.20

Finding the Fourth Proportional to 9,416.88, 14,116.14 and 4,485.20

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Solution

The fourth proportional to 9,416.88, 14,116.14 and 4,485.20 is: 6,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.88 : 14,116.14 = 4,485.20 : x
  2. Step 2: Convert to fraction form
    9,416.88/14,116.14 = 4,485.20/x
  3. Step 3: Cross multiply
    9,416.88x = 14,116.14 × 4,485.20
  4. Step 4: Simplify right side
    9,416.88x = 63,313,640.55
  5. Step 5: Solve for x
    x = 63,313,640.55/9,416.88
  6. Step 6: Final answer
    x = 6,723.42

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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.