Home / 8,141.25-11,235.05-4,784.14

Finding the Fourth Proportional to 8,141.25, 11,235.05 and 4,784.14

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Solution

The fourth proportional to 8,141.25, 11,235.05 and 4,784.14 is: 6,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.25 : 11,235.05 = 4,784.14 : x
  2. Step 2: Convert to fraction form
    8,141.25/11,235.05 = 4,784.14/x
  3. Step 3: Cross multiply
    8,141.25x = 11,235.05 × 4,784.14
  4. Step 4: Simplify right side
    8,141.25x = 53,750,052.11
  5. Step 5: Solve for x
    x = 53,750,052.11/8,141.25
  6. Step 6: Final answer
    x = 6,602.19

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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.