Home / 4,412.56-6,619.12-1,451.20

Finding the Fourth Proportional to 4,412.56, 6,619.12 and 1,451.20

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Solution

The fourth proportional to 4,412.56, 6,619.12 and 1,451.20 is: 2,176.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.56 : 6,619.12 = 1,451.20 : x
  2. Step 2: Convert to fraction form
    4,412.56/6,619.12 = 1,451.20/x
  3. Step 3: Cross multiply
    4,412.56x = 6,619.12 × 1,451.20
  4. Step 4: Simplify right side
    4,412.56x = 9,605,666.94
  5. Step 5: Solve for x
    x = 9,605,666.94/4,412.56
  6. Step 6: Final answer
    x = 2,176.89

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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.