Home / 8,664.54-11,957.75-4,938.46

Finding the Fourth Proportional to 8,664.54, 11,957.75 and 4,938.46

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Solution

The fourth proportional to 8,664.54, 11,957.75 and 4,938.46 is: 6,815.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.54 : 11,957.75 = 4,938.46 : x
  2. Step 2: Convert to fraction form
    8,664.54/11,957.75 = 4,938.46/x
  3. Step 3: Cross multiply
    8,664.54x = 11,957.75 × 4,938.46
  4. Step 4: Simplify right side
    8,664.54x = 59,052,870.07
  5. Step 5: Solve for x
    x = 59,052,870.07/8,664.54
  6. Step 6: Final answer
    x = 6,815.47

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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.