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Finding the Fourth Proportional to 4,993.61, 7,490.60 and 1,873.30

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Solution

The fourth proportional to 4,993.61, 7,490.60 and 1,873.30 is: 2,810.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.61 : 7,490.60 = 1,873.30 : x
  2. Step 2: Convert to fraction form
    4,993.61/7,490.60 = 1,873.30/x
  3. Step 3: Cross multiply
    4,993.61x = 7,490.60 × 1,873.30
  4. Step 4: Simplify right side
    4,993.61x = 14,032,140.98
  5. Step 5: Solve for x
    x = 14,032,140.98/4,993.61
  6. Step 6: Final answer
    x = 2,810.02

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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.