Home / 9,147-12,623.00-4,955.25

Finding the Fourth Proportional to 9,147, 12,623.00 and 4,955.25

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Solution

The fourth proportional to 9,147, 12,623.00 and 4,955.25 is: 6,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147 : 12,623.00 = 4,955.25 : x
  2. Step 2: Convert to fraction form
    9,147/12,623.00 = 4,955.25/x
  3. Step 3: Cross multiply
    9,147x = 12,623.00 × 4,955.25
  4. Step 4: Simplify right side
    9,147x = 62,550,095.97
  5. Step 5: Solve for x
    x = 62,550,095.97/9,147
  6. Step 6: Final answer
    x = 6,838.32

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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.