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Finding the Fourth Proportional to 1,626.93, 2,242.08 and 1,184.00

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Solution

The fourth proportional to 1,626.93, 2,242.08 and 1,184.00 is: 1,631.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.93 : 2,242.08 = 1,184.00 : x
  2. Step 2: Convert to fraction form
    1,626.93/2,242.08 = 1,184.00/x
  3. Step 3: Cross multiply
    1,626.93x = 2,242.08 × 1,184.00
  4. Step 4: Simplify right side
    1,626.93x = 2,654,611.51
  5. Step 5: Solve for x
    x = 2,654,611.51/1,626.93
  6. Step 6: Final answer
    x = 1,631.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.