Home / 9,022.31-13,534.74-2,782.83

Finding the Fourth Proportional to 9,022.31, 13,534.74 and 2,782.83

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Solution

The fourth proportional to 9,022.31, 13,534.74 and 2,782.83 is: 4,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.31 : 13,534.74 = 2,782.83 : x
  2. Step 2: Convert to fraction form
    9,022.31/13,534.74 = 2,782.83/x
  3. Step 3: Cross multiply
    9,022.31x = 13,534.74 × 2,782.83
  4. Step 4: Simplify right side
    9,022.31x = 37,664,880.51
  5. Step 5: Solve for x
    x = 37,664,880.51/9,022.31
  6. Step 6: Final answer
    x = 4,174.64

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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.