Home / 6,984.19-10,479.78-4,350.88

Finding the Fourth Proportional to 6,984.19, 10,479.78 and 4,350.88

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Solution

The fourth proportional to 6,984.19, 10,479.78 and 4,350.88 is: 6,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.19 : 10,479.78 = 4,350.88 : x
  2. Step 2: Convert to fraction form
    6,984.19/10,479.78 = 4,350.88/x
  3. Step 3: Cross multiply
    6,984.19x = 10,479.78 × 4,350.88
  4. Step 4: Simplify right side
    6,984.19x = 45,596,265.21
  5. Step 5: Solve for x
    x = 45,596,265.21/6,984.19
  6. Step 6: Final answer
    x = 6,528.50

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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.