Home / 11,800.38-16,284.87-6,495.57

Finding the Fourth Proportional to 11,800.38, 16,284.87 and 6,495.57

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Solution

The fourth proportional to 11,800.38, 16,284.87 and 6,495.57 is: 8,964.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.38 : 16,284.87 = 6,495.57 : x
  2. Step 2: Convert to fraction form
    11,800.38/16,284.87 = 6,495.57/x
  3. Step 3: Cross multiply
    11,800.38x = 16,284.87 × 6,495.57
  4. Step 4: Simplify right side
    11,800.38x = 105,779,513.03
  5. Step 5: Solve for x
    x = 105,779,513.03/11,800.38
  6. Step 6: Final answer
    x = 8,964.08

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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.