Home / 9,025.96-13,538.58-2,785.72

Finding the Fourth Proportional to 9,025.96, 13,538.58 and 2,785.72

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Solution

The fourth proportional to 9,025.96, 13,538.58 and 2,785.72 is: 4,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.96 : 13,538.58 = 2,785.72 : x
  2. Step 2: Convert to fraction form
    9,025.96/13,538.58 = 2,785.72/x
  3. Step 3: Cross multiply
    9,025.96x = 13,538.58 × 2,785.72
  4. Step 4: Simplify right side
    9,025.96x = 37,714,693.08
  5. Step 5: Solve for x
    x = 37,714,693.08/9,025.96
  6. Step 6: Final answer
    x = 4,178.47

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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.