Home / 5,690.04-8,531.49-1,739.99

Finding the Fourth Proportional to 5,690.04, 8,531.49 and 1,739.99

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Solution

The fourth proportional to 5,690.04, 8,531.49 and 1,739.99 is: 2,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.04 : 8,531.49 = 1,739.99 : x
  2. Step 2: Convert to fraction form
    5,690.04/8,531.49 = 1,739.99/x
  3. Step 3: Cross multiply
    5,690.04x = 8,531.49 × 1,739.99
  4. Step 4: Simplify right side
    5,690.04x = 14,844,664.63
  5. Step 5: Solve for x
    x = 14,844,664.63/5,690.04
  6. Step 6: Final answer
    x = 2,608.89

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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.