Home / 9,623.43-13,278.15-5,644.35

Finding the Fourth Proportional to 9,623.43, 13,278.15 and 5,644.35

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Solution

The fourth proportional to 9,623.43, 13,278.15 and 5,644.35 is: 7,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,623.43 : 13,278.15 = 5,644.35 : x
  2. Step 2: Convert to fraction form
    9,623.43/13,278.15 = 5,644.35/x
  3. Step 3: Cross multiply
    9,623.43x = 13,278.15 × 5,644.35
  4. Step 4: Simplify right side
    9,623.43x = 74,946,525.95
  5. Step 5: Solve for x
    x = 74,946,525.95/9,623.43
  6. Step 6: Final answer
    x = 7,787.92

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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.