Home / 9,174.21-12,664.28-6,194.08

Finding the Fourth Proportional to 9,174.21, 12,664.28 and 6,194.08

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Solution

The fourth proportional to 9,174.21, 12,664.28 and 6,194.08 is: 8,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.21 : 12,664.28 = 6,194.08 : x
  2. Step 2: Convert to fraction form
    9,174.21/12,664.28 = 6,194.08/x
  3. Step 3: Cross multiply
    9,174.21x = 12,664.28 × 6,194.08
  4. Step 4: Simplify right side
    9,174.21x = 78,443,547.29
  5. Step 5: Solve for x
    x = 78,443,547.29/9,174.21
  6. Step 6: Final answer
    x = 8,550.44

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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.