Home / 4,457.44-6,686.24-1,379.52

Finding the Fourth Proportional to 4,457.44, 6,686.24 and 1,379.52

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Solution

The fourth proportional to 4,457.44, 6,686.24 and 1,379.52 is: 2,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.44 : 6,686.24 = 1,379.52 : x
  2. Step 2: Convert to fraction form
    4,457.44/6,686.24 = 1,379.52/x
  3. Step 3: Cross multiply
    4,457.44x = 6,686.24 × 1,379.52
  4. Step 4: Simplify right side
    4,457.44x = 9,223,801.80
  5. Step 5: Solve for x
    x = 9,223,801.80/4,457.44
  6. Step 6: Final answer
    x = 2,069.30

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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.