Home / 8,959.08-13,421.70-5,051.64

Finding the Fourth Proportional to 8,959.08, 13,421.70 and 5,051.64

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Solution

The fourth proportional to 8,959.08, 13,421.70 and 5,051.64 is: 7,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959.08 : 13,421.70 = 5,051.64 : x
  2. Step 2: Convert to fraction form
    8,959.08/13,421.70 = 5,051.64/x
  3. Step 3: Cross multiply
    8,959.08x = 13,421.70 × 5,051.64
  4. Step 4: Simplify right side
    8,959.08x = 67,801,596.59
  5. Step 5: Solve for x
    x = 67,801,596.59/8,959.08
  6. Step 6: Final answer
    x = 7,567.92

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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.