Home / 1,598.31-2,205.64-935.03

Finding the Fourth Proportional to 1,598.31, 2,205.64 and 935.03

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Solution

The fourth proportional to 1,598.31, 2,205.64 and 935.03 is: 1,290.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.31 : 2,205.64 = 935.03 : x
  2. Step 2: Convert to fraction form
    1,598.31/2,205.64 = 935.03/x
  3. Step 3: Cross multiply
    1,598.31x = 2,205.64 × 935.03
  4. Step 4: Simplify right side
    1,598.31x = 2,062,334.89
  5. Step 5: Solve for x
    x = 2,062,334.89/1,598.31
  6. Step 6: Final answer
    x = 1,290.33

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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.