Home / 1,106.98-1,527.66-609.62

Finding the Fourth Proportional to 1,106.98, 1,527.66 and 609.62

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Solution

The fourth proportional to 1,106.98, 1,527.66 and 609.62 is: 841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.98 : 1,527.66 = 609.62 : x
  2. Step 2: Convert to fraction form
    1,106.98/1,527.66 = 609.62/x
  3. Step 3: Cross multiply
    1,106.98x = 1,527.66 × 609.62
  4. Step 4: Simplify right side
    1,106.98x = 931,286.18
  5. Step 5: Solve for x
    x = 931,286.18/1,106.98
  6. Step 6: Final answer
    x = 841.28

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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.