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Finding the Fourth Proportional to 9,954.93, 14,931.90 and 3,714.47

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Solution

The fourth proportional to 9,954.93, 14,931.90 and 3,714.47 is: 5,571.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.93 : 14,931.90 = 3,714.47 : x
  2. Step 2: Convert to fraction form
    9,954.93/14,931.90 = 3,714.47/x
  3. Step 3: Cross multiply
    9,954.93x = 14,931.90 × 3,714.47
  4. Step 4: Simplify right side
    9,954.93x = 55,464,019.93
  5. Step 5: Solve for x
    x = 55,464,019.93/9,954.93
  6. Step 6: Final answer
    x = 5,571.51

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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.