Home / 4,917.04-6,784.32-3,428.08

Finding the Fourth Proportional to 4,917.04, 6,784.32 and 3,428.08

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Solution

The fourth proportional to 4,917.04, 6,784.32 and 3,428.08 is: 4,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.04 : 6,784.32 = 3,428.08 : x
  2. Step 2: Convert to fraction form
    4,917.04/6,784.32 = 3,428.08/x
  3. Step 3: Cross multiply
    4,917.04x = 6,784.32 × 3,428.08
  4. Step 4: Simplify right side
    4,917.04x = 23,257,191.71
  5. Step 5: Solve for x
    x = 23,257,191.71/4,917.04
  6. Step 6: Final answer
    x = 4,729.92

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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.