Home / 3,281.32-4,924.86-1,435.24

Finding the Fourth Proportional to 3,281.32, 4,924.86 and 1,435.24

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Solution

The fourth proportional to 3,281.32, 4,924.86 and 1,435.24 is: 2,154.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.32 : 4,924.86 = 1,435.24 : x
  2. Step 2: Convert to fraction form
    3,281.32/4,924.86 = 1,435.24/x
  3. Step 3: Cross multiply
    3,281.32x = 4,924.86 × 1,435.24
  4. Step 4: Simplify right side
    3,281.32x = 7,068,356.07
  5. Step 5: Solve for x
    x = 7,068,356.07/3,281.32
  6. Step 6: Final answer
    x = 2,154.12

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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.