Home / 6,848.20-10,272.30-6,579.40

Finding the Fourth Proportional to 6,848.20, 10,272.30 and 6,579.40

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Solution

The fourth proportional to 6,848.20, 10,272.30 and 6,579.40 is: 9,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.20 : 10,272.30 = 6,579.40 : x
  2. Step 2: Convert to fraction form
    6,848.20/10,272.30 = 6,579.40/x
  3. Step 3: Cross multiply
    6,848.20x = 10,272.30 × 6,579.40
  4. Step 4: Simplify right side
    6,848.20x = 67,585,570.62
  5. Step 5: Solve for x
    x = 67,585,570.62/6,848.20
  6. Step 6: Final answer
    x = 9,869.10

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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.