Home / 1,693.32-2,336.99-1,030.27

Finding the Fourth Proportional to 1,693.32, 2,336.99 and 1,030.27

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Solution

The fourth proportional to 1,693.32, 2,336.99 and 1,030.27 is: 1,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.32 : 2,336.99 = 1,030.27 : x
  2. Step 2: Convert to fraction form
    1,693.32/2,336.99 = 1,030.27/x
  3. Step 3: Cross multiply
    1,693.32x = 2,336.99 × 1,030.27
  4. Step 4: Simplify right side
    1,693.32x = 2,407,734.25
  5. Step 5: Solve for x
    x = 2,407,734.25/1,693.32
  6. Step 6: Final answer
    x = 1,421.90

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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.