Home / 6,892.08-10,347.30-3,607.80

Finding the Fourth Proportional to 6,892.08, 10,347.30 and 3,607.80

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Solution

The fourth proportional to 6,892.08, 10,347.30 and 3,607.80 is: 5,416.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.08 : 10,347.30 = 3,607.80 : x
  2. Step 2: Convert to fraction form
    6,892.08/10,347.30 = 3,607.80/x
  3. Step 3: Cross multiply
    6,892.08x = 10,347.30 × 3,607.80
  4. Step 4: Simplify right side
    6,892.08x = 37,330,988.94
  5. Step 5: Solve for x
    x = 37,330,988.94/6,892.08
  6. Step 6: Final answer
    x = 5,416.51

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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.