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Finding the Fourth Proportional to 4,922.04, 7,384.98 and 2,840.94

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Solution

The fourth proportional to 4,922.04, 7,384.98 and 2,840.94 is: 4,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.04 : 7,384.98 = 2,840.94 : x
  2. Step 2: Convert to fraction form
    4,922.04/7,384.98 = 2,840.94/x
  3. Step 3: Cross multiply
    4,922.04x = 7,384.98 × 2,840.94
  4. Step 4: Simplify right side
    4,922.04x = 20,980,285.08
  5. Step 5: Solve for x
    x = 20,980,285.08/4,922.04
  6. Step 6: Final answer
    x = 4,262.52

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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.