Home / 11,116.69-16,681.68-4,000.35

Finding the Fourth Proportional to 11,116.69, 16,681.68 and 4,000.35

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Solution

The fourth proportional to 11,116.69, 16,681.68 and 4,000.35 is: 6,002.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.69 : 16,681.68 = 4,000.35 : x
  2. Step 2: Convert to fraction form
    11,116.69/16,681.68 = 4,000.35/x
  3. Step 3: Cross multiply
    11,116.69x = 16,681.68 × 4,000.35
  4. Step 4: Simplify right side
    11,116.69x = 66,732,558.59
  5. Step 5: Solve for x
    x = 66,732,558.59/11,116.69
  6. Step 6: Final answer
    x = 6,002.92

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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.