Home / 9,685.48-14,515.50-4,479.88

Finding the Fourth Proportional to 9,685.48, 14,515.50 and 4,479.88

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Solution

The fourth proportional to 9,685.48, 14,515.50 and 4,479.88 is: 6,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.48 : 14,515.50 = 4,479.88 : x
  2. Step 2: Convert to fraction form
    9,685.48/14,515.50 = 4,479.88/x
  3. Step 3: Cross multiply
    9,685.48x = 14,515.50 × 4,479.88
  4. Step 4: Simplify right side
    9,685.48x = 65,027,698.14
  5. Step 5: Solve for x
    x = 65,027,698.14/9,685.48
  6. Step 6: Final answer
    x = 6,713.94

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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.