Home / 6,899.04-10,339.25-3,774.33

Finding the Fourth Proportional to 6,899.04, 10,339.25 and 3,774.33

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Solution

The fourth proportional to 6,899.04, 10,339.25 and 3,774.33 is: 5,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.04 : 10,339.25 = 3,774.33 : x
  2. Step 2: Convert to fraction form
    6,899.04/10,339.25 = 3,774.33/x
  3. Step 3: Cross multiply
    6,899.04x = 10,339.25 × 3,774.33
  4. Step 4: Simplify right side
    6,899.04x = 39,023,722.58
  5. Step 5: Solve for x
    x = 39,023,722.58/6,899.04
  6. Step 6: Final answer
    x = 5,656.40

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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.