Home / 6,885.18-10,333.44-2,989.08

Finding the Fourth Proportional to 6,885.18, 10,333.44 and 2,989.08

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Solution

The fourth proportional to 6,885.18, 10,333.44 and 2,989.08 is: 4,486.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.18 : 10,333.44 = 2,989.08 : x
  2. Step 2: Convert to fraction form
    6,885.18/10,333.44 = 2,989.08/x
  3. Step 3: Cross multiply
    6,885.18x = 10,333.44 × 2,989.08
  4. Step 4: Simplify right side
    6,885.18x = 30,887,478.84
  5. Step 5: Solve for x
    x = 30,887,478.84/6,885.18
  6. Step 6: Final answer
    x = 4,486.08

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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.