Home / 11,000.86-16,491.30-4,070.50

Finding the Fourth Proportional to 11,000.86, 16,491.30 and 4,070.50

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Solution

The fourth proportional to 11,000.86, 16,491.30 and 4,070.50 is: 6,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.86 : 16,491.30 = 4,070.50 : x
  2. Step 2: Convert to fraction form
    11,000.86/16,491.30 = 4,070.50/x
  3. Step 3: Cross multiply
    11,000.86x = 16,491.30 × 4,070.50
  4. Step 4: Simplify right side
    11,000.86x = 67,127,836.65
  5. Step 5: Solve for x
    x = 67,127,836.65/11,000.86
  6. Step 6: Final answer
    x = 6,102.05

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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.