Home / 9,194.48-12,688.16-5,002.80

Finding the Fourth Proportional to 9,194.48, 12,688.16 and 5,002.80

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Solution

The fourth proportional to 9,194.48, 12,688.16 and 5,002.80 is: 6,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194.48 : 12,688.16 = 5,002.80 : x
  2. Step 2: Convert to fraction form
    9,194.48/12,688.16 = 5,002.80/x
  3. Step 3: Cross multiply
    9,194.48x = 12,688.16 × 5,002.80
  4. Step 4: Simplify right side
    9,194.48x = 63,476,326.85
  5. Step 5: Solve for x
    x = 63,476,326.85/9,194.48
  6. Step 6: Final answer
    x = 6,903.74

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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.