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Finding the Fourth Proportional to 1,551.04, 2,325.64 and 626.62

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Solution

The fourth proportional to 1,551.04, 2,325.64 and 626.62 is: 939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.04 : 2,325.64 = 626.62 : x
  2. Step 2: Convert to fraction form
    1,551.04/2,325.64 = 626.62/x
  3. Step 3: Cross multiply
    1,551.04x = 2,325.64 × 626.62
  4. Step 4: Simplify right side
    1,551.04x = 1,457,298.35
  5. Step 5: Solve for x
    x = 1,457,298.35/1,551.04
  6. Step 6: Final answer
    x = 939.57

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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.