Home / 10,873.40-16,310.10-4,296.20

Finding the Fourth Proportional to 10,873.40, 16,310.10 and 4,296.20

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Solution

The fourth proportional to 10,873.40, 16,310.10 and 4,296.20 is: 6,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.40 : 16,310.10 = 4,296.20 : x
  2. Step 2: Convert to fraction form
    10,873.40/16,310.10 = 4,296.20/x
  3. Step 3: Cross multiply
    10,873.40x = 16,310.10 × 4,296.20
  4. Step 4: Simplify right side
    10,873.40x = 70,071,451.62
  5. Step 5: Solve for x
    x = 70,071,451.62/10,873.40
  6. Step 6: Final answer
    x = 6,444.30

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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.