Home / 2,697.36-3,720.66-1,701.80

Finding the Fourth Proportional to 2,697.36, 3,720.66 and 1,701.80

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Solution

The fourth proportional to 2,697.36, 3,720.66 and 1,701.80 is: 2,347.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.36 : 3,720.66 = 1,701.80 : x
  2. Step 2: Convert to fraction form
    2,697.36/3,720.66 = 1,701.80/x
  3. Step 3: Cross multiply
    2,697.36x = 3,720.66 × 1,701.80
  4. Step 4: Simplify right side
    2,697.36x = 6,331,819.19
  5. Step 5: Solve for x
    x = 6,331,819.19/2,697.36
  6. Step 6: Final answer
    x = 2,347.41

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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.