Home / 1,167.04-1,749.47-436.06

Finding the Fourth Proportional to 1,167.04, 1,749.47 and 436.06

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Solution

The fourth proportional to 1,167.04, 1,749.47 and 436.06 is: 653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.04 : 1,749.47 = 436.06 : x
  2. Step 2: Convert to fraction form
    1,167.04/1,749.47 = 436.06/x
  3. Step 3: Cross multiply
    1,167.04x = 1,749.47 × 436.06
  4. Step 4: Simplify right side
    1,167.04x = 762,865.14
  5. Step 5: Solve for x
    x = 762,865.14/1,167.04
  6. Step 6: Final answer
    x = 653.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.