Home / 8,742.08-12,068.53-5,924.34

Finding the Fourth Proportional to 8,742.08, 12,068.53 and 5,924.34

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Solution

The fourth proportional to 8,742.08, 12,068.53 and 5,924.34 is: 8,178.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.08 : 12,068.53 = 5,924.34 : x
  2. Step 2: Convert to fraction form
    8,742.08/12,068.53 = 5,924.34/x
  3. Step 3: Cross multiply
    8,742.08x = 12,068.53 × 5,924.34
  4. Step 4: Simplify right side
    8,742.08x = 71,498,014.68
  5. Step 5: Solve for x
    x = 71,498,014.68/8,742.08
  6. Step 6: Final answer
    x = 8,178.61

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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.