Home / 2,693.30-3,717.20-1,699.12

Finding the Fourth Proportional to 2,693.30, 3,717.20 and 1,699.12

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Solution

The fourth proportional to 2,693.30, 3,717.20 and 1,699.12 is: 2,345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.30 : 3,717.20 = 1,699.12 : x
  2. Step 2: Convert to fraction form
    2,693.30/3,717.20 = 1,699.12/x
  3. Step 3: Cross multiply
    2,693.30x = 3,717.20 × 1,699.12
  4. Step 4: Simplify right side
    2,693.30x = 6,315,941.78
  5. Step 5: Solve for x
    x = 6,315,941.78/2,693.30
  6. Step 6: Final answer
    x = 2,345.06

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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.