Home / 9,664.75-13,337.90-5,474.35

Finding the Fourth Proportional to 9,664.75, 13,337.90 and 5,474.35

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Solution

The fourth proportional to 9,664.75, 13,337.90 and 5,474.35 is: 7,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.75 : 13,337.90 = 5,474.35 : x
  2. Step 2: Convert to fraction form
    9,664.75/13,337.90 = 5,474.35/x
  3. Step 3: Cross multiply
    9,664.75x = 13,337.90 × 5,474.35
  4. Step 4: Simplify right side
    9,664.75x = 73,016,332.87
  5. Step 5: Solve for x
    x = 73,016,332.87/9,664.75
  6. Step 6: Final answer
    x = 7,554.91

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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.