Home / 7,893.23-10,891.32-4,536.20

Finding the Fourth Proportional to 7,893.23, 10,891.32 and 4,536.20

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Solution

The fourth proportional to 7,893.23, 10,891.32 and 4,536.20 is: 6,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.23 : 10,891.32 = 4,536.20 : x
  2. Step 2: Convert to fraction form
    7,893.23/10,891.32 = 4,536.20/x
  3. Step 3: Cross multiply
    7,893.23x = 10,891.32 × 4,536.20
  4. Step 4: Simplify right side
    7,893.23x = 49,405,205.78
  5. Step 5: Solve for x
    x = 49,405,205.78/7,893.23
  6. Step 6: Final answer
    x = 6,259.19

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1.5x scale

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.