Home / 11,065.80-16,598.30-4,491.80

Finding the Fourth Proportional to 11,065.80, 16,598.30 and 4,491.80

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Solution

The fourth proportional to 11,065.80, 16,598.30 and 4,491.80 is: 6,737.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.80 : 16,598.30 = 4,491.80 : x
  2. Step 2: Convert to fraction form
    11,065.80/16,598.30 = 4,491.80/x
  3. Step 3: Cross multiply
    11,065.80x = 16,598.30 × 4,491.80
  4. Step 4: Simplify right side
    11,065.80x = 74,556,243.94
  5. Step 5: Solve for x
    x = 74,556,243.94/11,065.80
  6. Step 6: Final answer
    x = 6,737.54

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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.