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Finding the Fourth Proportional to 7,510.62, 11,266.58 and 1,963.96

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Solution

The fourth proportional to 7,510.62, 11,266.58 and 1,963.96 is: 2,946.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.62 : 11,266.58 = 1,963.96 : x
  2. Step 2: Convert to fraction form
    7,510.62/11,266.58 = 1,963.96/x
  3. Step 3: Cross multiply
    7,510.62x = 11,266.58 × 1,963.96
  4. Step 4: Simplify right side
    7,510.62x = 22,127,102.28
  5. Step 5: Solve for x
    x = 22,127,102.28/7,510.62
  6. Step 6: Final answer
    x = 2,946.11

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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.