Home / 9,268.65-13,899.87-3,720.51

Finding the Fourth Proportional to 9,268.65, 13,899.87 and 3,720.51

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Solution

The fourth proportional to 9,268.65, 13,899.87 and 3,720.51 is: 5,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.65 : 13,899.87 = 3,720.51 : x
  2. Step 2: Convert to fraction form
    9,268.65/13,899.87 = 3,720.51/x
  3. Step 3: Cross multiply
    9,268.65x = 13,899.87 × 3,720.51
  4. Step 4: Simplify right side
    9,268.65x = 51,714,605.33
  5. Step 5: Solve for x
    x = 51,714,605.33/9,268.65
  6. Step 6: Final answer
    x = 5,579.52

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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.