Home / 6,784.04-10,177.65-2,103.81

Finding the Fourth Proportional to 6,784.04, 10,177.65 and 2,103.81

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Solution

The fourth proportional to 6,784.04, 10,177.65 and 2,103.81 is: 3,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.04 : 10,177.65 = 2,103.81 : x
  2. Step 2: Convert to fraction form
    6,784.04/10,177.65 = 2,103.81/x
  3. Step 3: Cross multiply
    6,784.04x = 10,177.65 × 2,103.81
  4. Step 4: Simplify right side
    6,784.04x = 21,411,841.85
  5. Step 5: Solve for x
    x = 21,411,841.85/6,784.04
  6. Step 6: Final answer
    x = 3,156.21

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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.