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Finding the Fourth Proportional to 4,914.74, 7,373.67 and 1,630.14

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Solution

The fourth proportional to 4,914.74, 7,373.67 and 1,630.14 is: 2,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.74 : 7,373.67 = 1,630.14 : x
  2. Step 2: Convert to fraction form
    4,914.74/7,373.67 = 1,630.14/x
  3. Step 3: Cross multiply
    4,914.74x = 7,373.67 × 1,630.14
  4. Step 4: Simplify right side
    4,914.74x = 12,020,106.26
  5. Step 5: Solve for x
    x = 12,020,106.26/4,914.74
  6. Step 6: Final answer
    x = 2,445.73

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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.