Home / 1,107.04-1,527.66-609.59

Finding the Fourth Proportional to 1,107.04, 1,527.66 and 609.59

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Solution

The fourth proportional to 1,107.04, 1,527.66 and 609.59 is: 841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107.04 : 1,527.66 = 609.59 : x
  2. Step 2: Convert to fraction form
    1,107.04/1,527.66 = 609.59/x
  3. Step 3: Cross multiply
    1,107.04x = 1,527.66 × 609.59
  4. Step 4: Simplify right side
    1,107.04x = 931,246.26
  5. Step 5: Solve for x
    x = 931,246.26/1,107.04
  6. Step 6: Final answer
    x = 841.20

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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.