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Finding the Fourth Proportional to 1,967.58, 2,946.14 and 1,541.18

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Solution

The fourth proportional to 1,967.58, 2,946.14 and 1,541.18 is: 2,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.58 : 2,946.14 = 1,541.18 : x
  2. Step 2: Convert to fraction form
    1,967.58/2,946.14 = 1,541.18/x
  3. Step 3: Cross multiply
    1,967.58x = 2,946.14 × 1,541.18
  4. Step 4: Simplify right side
    1,967.58x = 4,540,532.05
  5. Step 5: Solve for x
    x = 4,540,532.05/1,967.58
  6. Step 6: Final answer
    x = 2,307.67

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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.