Home / 1,194.04-1,647.62-669.96

Finding the Fourth Proportional to 1,194.04, 1,647.62 and 669.96

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Solution

The fourth proportional to 1,194.04, 1,647.62 and 669.96 is: 924.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.04 : 1,647.62 = 669.96 : x
  2. Step 2: Convert to fraction form
    1,194.04/1,647.62 = 669.96/x
  3. Step 3: Cross multiply
    1,194.04x = 1,647.62 × 669.96
  4. Step 4: Simplify right side
    1,194.04x = 1,103,839.50
  5. Step 5: Solve for x
    x = 1,103,839.50/1,194.04
  6. Step 6: Final answer
    x = 924.46

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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.