Home / 9,872.04-13,623.42-5,622.93

Finding the Fourth Proportional to 9,872.04, 13,623.42 and 5,622.93

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Solution

The fourth proportional to 9,872.04, 13,623.42 and 5,622.93 is: 7,759.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.04 : 13,623.42 = 5,622.93 : x
  2. Step 2: Convert to fraction form
    9,872.04/13,623.42 = 5,622.93/x
  3. Step 3: Cross multiply
    9,872.04x = 13,623.42 × 5,622.93
  4. Step 4: Simplify right side
    9,872.04x = 76,603,537.02
  5. Step 5: Solve for x
    x = 76,603,537.02/9,872.04
  6. Step 6: Final answer
    x = 7,759.65

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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.