Home / 1,904.08-2,627.60-1,107.44

Finding the Fourth Proportional to 1,904.08, 2,627.60 and 1,107.44

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Solution

The fourth proportional to 1,904.08, 2,627.60 and 1,107.44 is: 1,528.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.08 : 2,627.60 = 1,107.44 : x
  2. Step 2: Convert to fraction form
    1,904.08/2,627.60 = 1,107.44/x
  3. Step 3: Cross multiply
    1,904.08x = 2,627.60 × 1,107.44
  4. Step 4: Simplify right side
    1,904.08x = 2,909,909.34
  5. Step 5: Solve for x
    x = 2,909,909.34/1,904.08
  6. Step 6: Final answer
    x = 1,528.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.