Home / 1,699.64-2,346.92-1,262.24

Finding the Fourth Proportional to 1,699.64, 2,346.92 and 1,262.24

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Solution

The fourth proportional to 1,699.64, 2,346.92 and 1,262.24 is: 1,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699.64 : 2,346.92 = 1,262.24 : x
  2. Step 2: Convert to fraction form
    1,699.64/2,346.92 = 1,262.24/x
  3. Step 3: Cross multiply
    1,699.64x = 2,346.92 × 1,262.24
  4. Step 4: Simplify right side
    1,699.64x = 2,962,376.30
  5. Step 5: Solve for x
    x = 2,962,376.30/1,699.64
  6. Step 6: Final answer
    x = 1,742.94

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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.