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Finding the Fourth Proportional to 7,194.16, 9,928.08 and 4,360.84

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Solution

The fourth proportional to 7,194.16, 9,928.08 and 4,360.84 is: 6,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.16 : 9,928.08 = 4,360.84 : x
  2. Step 2: Convert to fraction form
    7,194.16/9,928.08 = 4,360.84/x
  3. Step 3: Cross multiply
    7,194.16x = 9,928.08 × 4,360.84
  4. Step 4: Simplify right side
    7,194.16x = 43,294,768.39
  5. Step 5: Solve for x
    x = 43,294,768.39/7,194.16
  6. Step 6: Final answer
    x = 6,018.04

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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.