Home / 7,827.20-11,749.44-6,194.24

Finding the Fourth Proportional to 7,827.20, 11,749.44 and 6,194.24

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Solution

The fourth proportional to 7,827.20, 11,749.44 and 6,194.24 is: 9,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.20 : 11,749.44 = 6,194.24 : x
  2. Step 2: Convert to fraction form
    7,827.20/11,749.44 = 6,194.24/x
  3. Step 3: Cross multiply
    7,827.20x = 11,749.44 × 6,194.24
  4. Step 4: Simplify right side
    7,827.20x = 72,778,851.23
  5. Step 5: Solve for x
    x = 72,778,851.23/7,827.20
  6. Step 6: Final answer
    x = 9,298.20

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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.