Home / 1,693.20-2,336.75-1,096.54

Finding the Fourth Proportional to 1,693.20, 2,336.75 and 1,096.54

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Solution

The fourth proportional to 1,693.20, 2,336.75 and 1,096.54 is: 1,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.20 : 2,336.75 = 1,096.54 : x
  2. Step 2: Convert to fraction form
    1,693.20/2,336.75 = 1,096.54/x
  3. Step 3: Cross multiply
    1,693.20x = 2,336.75 × 1,096.54
  4. Step 4: Simplify right side
    1,693.20x = 2,562,332.63
  5. Step 5: Solve for x
    x = 2,562,332.63/1,693.20
  6. Step 6: Final answer
    x = 1,513.30

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1.5x scale

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.