Home / 1,795.68-2,688.99-1,135.55

Finding the Fourth Proportional to 1,795.68, 2,688.99 and 1,135.55

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Solution

The fourth proportional to 1,795.68, 2,688.99 and 1,135.55 is: 1,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.68 : 2,688.99 = 1,135.55 : x
  2. Step 2: Convert to fraction form
    1,795.68/2,688.99 = 1,135.55/x
  3. Step 3: Cross multiply
    1,795.68x = 2,688.99 × 1,135.55
  4. Step 4: Simplify right side
    1,795.68x = 3,053,469.15
  5. Step 5: Solve for x
    x = 3,053,469.15/1,795.68
  6. Step 6: Final answer
    x = 1,700.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.