Home / 9,051.81-13,573.49-3,430.54

Finding the Fourth Proportional to 9,051.81, 13,573.49 and 3,430.54

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Solution

The fourth proportional to 9,051.81, 13,573.49 and 3,430.54 is: 5,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.81 : 13,573.49 = 3,430.54 : x
  2. Step 2: Convert to fraction form
    9,051.81/13,573.49 = 3,430.54/x
  3. Step 3: Cross multiply
    9,051.81x = 13,573.49 × 3,430.54
  4. Step 4: Simplify right side
    9,051.81x = 46,564,400.38
  5. Step 5: Solve for x
    x = 46,564,400.38/9,051.81
  6. Step 6: Final answer
    x = 5,144.21

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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.