Home / 9,485.38-13,089.83-5,293.63

Finding the Fourth Proportional to 9,485.38, 13,089.83 and 5,293.63

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Solution

The fourth proportional to 9,485.38, 13,089.83 and 5,293.63 is: 7,305.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.38 : 13,089.83 = 5,293.63 : x
  2. Step 2: Convert to fraction form
    9,485.38/13,089.83 = 5,293.63/x
  3. Step 3: Cross multiply
    9,485.38x = 13,089.83 × 5,293.63
  4. Step 4: Simplify right side
    9,485.38x = 69,292,624.87
  5. Step 5: Solve for x
    x = 69,292,624.87/9,485.38
  6. Step 6: Final answer
    x = 7,305.21

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1.5x scale

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.