Home / 1,074.64-1,609.52-1,050.34

Finding the Fourth Proportional to 1,074.64, 1,609.52 and 1,050.34

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Solution

The fourth proportional to 1,074.64, 1,609.52 and 1,050.34 is: 1,573.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074.64 : 1,609.52 = 1,050.34 : x
  2. Step 2: Convert to fraction form
    1,074.64/1,609.52 = 1,050.34/x
  3. Step 3: Cross multiply
    1,074.64x = 1,609.52 × 1,050.34
  4. Step 4: Simplify right side
    1,074.64x = 1,690,543.24
  5. Step 5: Solve for x
    x = 1,690,543.24/1,074.64
  6. Step 6: Final answer
    x = 1,573.13

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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.