Home / 8,047.30-11,099.82-6,555.28

Finding the Fourth Proportional to 8,047.30, 11,099.82 and 6,555.28

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Solution

The fourth proportional to 8,047.30, 11,099.82 and 6,555.28 is: 9,041.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047.30 : 11,099.82 = 6,555.28 : x
  2. Step 2: Convert to fraction form
    8,047.30/11,099.82 = 6,555.28/x
  3. Step 3: Cross multiply
    8,047.30x = 11,099.82 × 6,555.28
  4. Step 4: Simplify right side
    8,047.30x = 72,762,428.05
  5. Step 5: Solve for x
    x = 72,762,428.05/8,047.30
  6. Step 6: Final answer
    x = 9,041.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.