Home / 8,954.20-12,344.70-7,554.52

Finding the Fourth Proportional to 8,954.20, 12,344.70 and 7,554.52

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Solution

The fourth proportional to 8,954.20, 12,344.70 and 7,554.52 is: 10,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.20 : 12,344.70 = 7,554.52 : x
  2. Step 2: Convert to fraction form
    8,954.20/12,344.70 = 7,554.52/x
  3. Step 3: Cross multiply
    8,954.20x = 12,344.70 × 7,554.52
  4. Step 4: Simplify right side
    8,954.20x = 93,258,283.04
  5. Step 5: Solve for x
    x = 93,258,283.04/8,954.20
  6. Step 6: Final answer
    x = 10,415.03

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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.