Home / 1,598.48-2,205.93-935.72

Finding the Fourth Proportional to 1,598.48, 2,205.93 and 935.72

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Solution

The fourth proportional to 1,598.48, 2,205.93 and 935.72 is: 1,291.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.48 : 2,205.93 = 935.72 : x
  2. Step 2: Convert to fraction form
    1,598.48/2,205.93 = 935.72/x
  3. Step 3: Cross multiply
    1,598.48x = 2,205.93 × 935.72
  4. Step 4: Simplify right side
    1,598.48x = 2,064,121.79
  5. Step 5: Solve for x
    x = 2,064,121.79/1,598.48
  6. Step 6: Final answer
    x = 1,291.31

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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.