Home / 1,762.85-2,433.69-1,204.15

Finding the Fourth Proportional to 1,762.85, 2,433.69 and 1,204.15

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Solution

The fourth proportional to 1,762.85, 2,433.69 and 1,204.15 is: 1,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.85 : 2,433.69 = 1,204.15 : x
  2. Step 2: Convert to fraction form
    1,762.85/2,433.69 = 1,204.15/x
  3. Step 3: Cross multiply
    1,762.85x = 2,433.69 × 1,204.15
  4. Step 4: Simplify right side
    1,762.85x = 2,930,521.73
  5. Step 5: Solve for x
    x = 2,930,521.73/1,762.85
  6. Step 6: Final answer
    x = 1,662.38

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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.