Home / 7,803.90-11,703.49-4,104.09

Finding the Fourth Proportional to 7,803.90, 11,703.49 and 4,104.09

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Solution

The fourth proportional to 7,803.90, 11,703.49 and 4,104.09 is: 6,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.90 : 11,703.49 = 4,104.09 : x
  2. Step 2: Convert to fraction form
    7,803.90/11,703.49 = 4,104.09/x
  3. Step 3: Cross multiply
    7,803.90x = 11,703.49 × 4,104.09
  4. Step 4: Simplify right side
    7,803.90x = 48,032,176.27
  5. Step 5: Solve for x
    x = 48,032,176.27/7,803.90
  6. Step 6: Final answer
    x = 6,154.89

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1.5x scale

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.