Home / 4,523.12-6,786.36-1,445.36

Finding the Fourth Proportional to 4,523.12, 6,786.36 and 1,445.36

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Solution

The fourth proportional to 4,523.12, 6,786.36 and 1,445.36 is: 2,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523.12 : 6,786.36 = 1,445.36 : x
  2. Step 2: Convert to fraction form
    4,523.12/6,786.36 = 1,445.36/x
  3. Step 3: Cross multiply
    4,523.12x = 6,786.36 × 1,445.36
  4. Step 4: Simplify right side
    4,523.12x = 9,808,733.29
  5. Step 5: Solve for x
    x = 9,808,733.29/4,523.12
  6. Step 6: Final answer
    x = 2,168.58

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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.