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Finding the Fourth Proportional to 3,435.58, 5,154.24 and 1,095.64

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Solution

The fourth proportional to 3,435.58, 5,154.24 and 1,095.64 is: 1,643.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.58 : 5,154.24 = 1,095.64 : x
  2. Step 2: Convert to fraction form
    3,435.58/5,154.24 = 1,095.64/x
  3. Step 3: Cross multiply
    3,435.58x = 5,154.24 × 1,095.64
  4. Step 4: Simplify right side
    3,435.58x = 5,647,191.51
  5. Step 5: Solve for x
    x = 5,647,191.51/3,435.58
  6. Step 6: Final answer
    x = 1,643.74

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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.