Home / 6,890.89-10,336.11-2,995.30

Finding the Fourth Proportional to 6,890.89, 10,336.11 and 2,995.30

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Solution

The fourth proportional to 6,890.89, 10,336.11 and 2,995.30 is: 4,492.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.89 : 10,336.11 = 2,995.30 : x
  2. Step 2: Convert to fraction form
    6,890.89/10,336.11 = 2,995.30/x
  3. Step 3: Cross multiply
    6,890.89x = 10,336.11 × 2,995.30
  4. Step 4: Simplify right side
    6,890.89x = 30,959,750.28
  5. Step 5: Solve for x
    x = 30,959,750.28/6,890.89
  6. Step 6: Final answer
    x = 4,492.85

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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.