Home / 7,638.43-10,541.44-4,282.32

Finding the Fourth Proportional to 7,638.43, 10,541.44 and 4,282.32

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Solution

The fourth proportional to 7,638.43, 10,541.44 and 4,282.32 is: 5,909.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638.43 : 10,541.44 = 4,282.32 : x
  2. Step 2: Convert to fraction form
    7,638.43/10,541.44 = 4,282.32/x
  3. Step 3: Cross multiply
    7,638.43x = 10,541.44 × 4,282.32
  4. Step 4: Simplify right side
    7,638.43x = 45,141,819.34
  5. Step 5: Solve for x
    x = 45,141,819.34/7,638.43
  6. Step 6: Final answer
    x = 5,909.83

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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.