Home / 1,735.66-2,393.54-1,145.16

Finding the Fourth Proportional to 1,735.66, 2,393.54 and 1,145.16

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Solution

The fourth proportional to 1,735.66, 2,393.54 and 1,145.16 is: 1,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.66 : 2,393.54 = 1,145.16 : x
  2. Step 2: Convert to fraction form
    1,735.66/2,393.54 = 1,145.16/x
  3. Step 3: Cross multiply
    1,735.66x = 2,393.54 × 1,145.16
  4. Step 4: Simplify right side
    1,735.66x = 2,740,986.27
  5. Step 5: Solve for x
    x = 2,740,986.27/1,735.66
  6. Step 6: Final answer
    x = 1,579.22

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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.