Home / 7,623.63-11,426.31-3,927.60

Finding the Fourth Proportional to 7,623.63, 11,426.31 and 3,927.60

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Solution

The fourth proportional to 7,623.63, 11,426.31 and 3,927.60 is: 5,886.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.63 : 11,426.31 = 3,927.60 : x
  2. Step 2: Convert to fraction form
    7,623.63/11,426.31 = 3,927.60/x
  3. Step 3: Cross multiply
    7,623.63x = 11,426.31 × 3,927.60
  4. Step 4: Simplify right side
    7,623.63x = 44,877,975.16
  5. Step 5: Solve for x
    x = 44,877,975.16/7,623.63
  6. Step 6: Final answer
    x = 5,886.69

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1.5x scale

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.