Home / 7,820.08-11,734.72-2,893.16

Finding the Fourth Proportional to 7,820.08, 11,734.72 and 2,893.16

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Solution

The fourth proportional to 7,820.08, 11,734.72 and 2,893.16 is: 4,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820.08 : 11,734.72 = 2,893.16 : x
  2. Step 2: Convert to fraction form
    7,820.08/11,734.72 = 2,893.16/x
  3. Step 3: Cross multiply
    7,820.08x = 11,734.72 × 2,893.16
  4. Step 4: Simplify right side
    7,820.08x = 33,950,422.52
  5. Step 5: Solve for x
    x = 33,950,422.52/7,820.08
  6. Step 6: Final answer
    x = 4,341.44

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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.