Home / 9,018.44-13,528.93-2,778.96

Finding the Fourth Proportional to 9,018.44, 13,528.93 and 2,778.96

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Solution

The fourth proportional to 9,018.44, 13,528.93 and 2,778.96 is: 4,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.44 : 13,528.93 = 2,778.96 : x
  2. Step 2: Convert to fraction form
    9,018.44/13,528.93 = 2,778.96/x
  3. Step 3: Cross multiply
    9,018.44x = 13,528.93 × 2,778.96
  4. Step 4: Simplify right side
    9,018.44x = 37,596,280.72
  5. Step 5: Solve for x
    x = 37,596,280.72/9,018.44
  6. Step 6: Final answer
    x = 4,168.83

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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.