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Finding the Fourth Proportional to 9,954.04, 14,931.06 and 3,028.60

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Solution

The fourth proportional to 9,954.04, 14,931.06 and 3,028.60 is: 4,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.04 : 14,931.06 = 3,028.60 : x
  2. Step 2: Convert to fraction form
    9,954.04/14,931.06 = 3,028.60/x
  3. Step 3: Cross multiply
    9,954.04x = 14,931.06 × 3,028.60
  4. Step 4: Simplify right side
    9,954.04x = 45,220,208.32
  5. Step 5: Solve for x
    x = 45,220,208.32/9,954.04
  6. Step 6: Final answer
    x = 4,542.90

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Similar ratio
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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.