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Finding the Fourth Proportional to 5,354.98, 8,030.47 and 1,843.99

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Solution

The fourth proportional to 5,354.98, 8,030.47 and 1,843.99 is: 2,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.98 : 8,030.47 = 1,843.99 : x
  2. Step 2: Convert to fraction form
    5,354.98/8,030.47 = 1,843.99/x
  3. Step 3: Cross multiply
    5,354.98x = 8,030.47 × 1,843.99
  4. Step 4: Simplify right side
    5,354.98x = 14,808,097.16
  5. Step 5: Solve for x
    x = 14,808,097.16/5,354.98
  6. Step 6: Final answer
    x = 2,765.30

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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.