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Finding the Fourth Proportional to 5,048.82, 7,573.95 and 1,491.30

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Solution

The fourth proportional to 5,048.82, 7,573.95 and 1,491.30 is: 2,237.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.82 : 7,573.95 = 1,491.30 : x
  2. Step 2: Convert to fraction form
    5,048.82/7,573.95 = 1,491.30/x
  3. Step 3: Cross multiply
    5,048.82x = 7,573.95 × 1,491.30
  4. Step 4: Simplify right side
    5,048.82x = 11,295,031.64
  5. Step 5: Solve for x
    x = 11,295,031.64/5,048.82
  6. Step 6: Final answer
    x = 2,237.16

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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.