Home / 9,281.84-13,919.52-4,086.32

Finding the Fourth Proportional to 9,281.84, 13,919.52 and 4,086.32

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Solution

The fourth proportional to 9,281.84, 13,919.52 and 4,086.32 is: 6,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.84 : 13,919.52 = 4,086.32 : x
  2. Step 2: Convert to fraction form
    9,281.84/13,919.52 = 4,086.32/x
  3. Step 3: Cross multiply
    9,281.84x = 13,919.52 × 4,086.32
  4. Step 4: Simplify right side
    9,281.84x = 56,879,612.97
  5. Step 5: Solve for x
    x = 56,879,612.97/9,281.84
  6. Step 6: Final answer
    x = 6,128.05

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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.