Home / 8,536.64-11,779.72-6,299.72

Finding the Fourth Proportional to 8,536.64, 11,779.72 and 6,299.72

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Solution

The fourth proportional to 8,536.64, 11,779.72 and 6,299.72 is: 8,692.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.64 : 11,779.72 = 6,299.72 : x
  2. Step 2: Convert to fraction form
    8,536.64/11,779.72 = 6,299.72/x
  3. Step 3: Cross multiply
    8,536.64x = 11,779.72 × 6,299.72
  4. Step 4: Simplify right side
    8,536.64x = 74,208,937.68
  5. Step 5: Solve for x
    x = 74,208,937.68/8,536.64
  6. Step 6: Final answer
    x = 8,692.99

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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.