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Finding the Fourth Proportional to 5,348.94, 8,023.88 and 1,400.19

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Solution

The fourth proportional to 5,348.94, 8,023.88 and 1,400.19 is: 2,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.94 : 8,023.88 = 1,400.19 : x
  2. Step 2: Convert to fraction form
    5,348.94/8,023.88 = 1,400.19/x
  3. Step 3: Cross multiply
    5,348.94x = 8,023.88 × 1,400.19
  4. Step 4: Simplify right side
    5,348.94x = 11,234,922.07
  5. Step 5: Solve for x
    x = 11,234,922.07/5,348.94
  6. Step 6: Final answer
    x = 2,100.40

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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.