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Finding the Fourth Proportional to 3,027.98, 4,541.95 and 948.01

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Solution

The fourth proportional to 3,027.98, 4,541.95 and 948.01 is: 1,422.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.98 : 4,541.95 = 948.01 : x
  2. Step 2: Convert to fraction form
    3,027.98/4,541.95 = 948.01/x
  3. Step 3: Cross multiply
    3,027.98x = 4,541.95 × 948.01
  4. Step 4: Simplify right side
    3,027.98x = 4,305,786.57
  5. Step 5: Solve for x
    x = 4,305,786.57/3,027.98
  6. Step 6: Final answer
    x = 1,422.00

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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.