Home / 9,954.54-14,938.70-4,111.20

Finding the Fourth Proportional to 9,954.54, 14,938.70 and 4,111.20

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Solution

The fourth proportional to 9,954.54, 14,938.70 and 4,111.20 is: 6,169.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.54 : 14,938.70 = 4,111.20 : x
  2. Step 2: Convert to fraction form
    9,954.54/14,938.70 = 4,111.20/x
  3. Step 3: Cross multiply
    9,954.54x = 14,938.70 × 4,111.20
  4. Step 4: Simplify right side
    9,954.54x = 61,415,962.88
  5. Step 5: Solve for x
    x = 61,415,962.88/9,954.54
  6. Step 6: Final answer
    x = 6,169.64

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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.