Home / 10,958.20-16,437.30-6,802.90

Finding the Fourth Proportional to 10,958.20, 16,437.30 and 6,802.90

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Solution

The fourth proportional to 10,958.20, 16,437.30 and 6,802.90 is: 10,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.20 : 16,437.30 = 6,802.90 : x
  2. Step 2: Convert to fraction form
    10,958.20/16,437.30 = 6,802.90/x
  3. Step 3: Cross multiply
    10,958.20x = 16,437.30 × 6,802.90
  4. Step 4: Simplify right side
    10,958.20x = 111,821,308.17
  5. Step 5: Solve for x
    x = 111,821,308.17/10,958.20
  6. Step 6: Final answer
    x = 10,204.35

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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.