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Finding the Fourth Proportional to 9,994.62, 14,975.53 and 3,417.22

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Solution

The fourth proportional to 9,994.62, 14,975.53 and 3,417.22 is: 5,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.62 : 14,975.53 = 3,417.22 : x
  2. Step 2: Convert to fraction form
    9,994.62/14,975.53 = 3,417.22/x
  3. Step 3: Cross multiply
    9,994.62x = 14,975.53 × 3,417.22
  4. Step 4: Simplify right side
    9,994.62x = 51,174,680.63
  5. Step 5: Solve for x
    x = 51,174,680.63/9,994.62
  6. Step 6: Final answer
    x = 5,120.22

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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.