Home / 5,259.84-7,890.69-1,796.28

Finding the Fourth Proportional to 5,259.84, 7,890.69 and 1,796.28

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Solution

The fourth proportional to 5,259.84, 7,890.69 and 1,796.28 is: 2,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.84 : 7,890.69 = 1,796.28 : x
  2. Step 2: Convert to fraction form
    5,259.84/7,890.69 = 1,796.28/x
  3. Step 3: Cross multiply
    5,259.84x = 7,890.69 × 1,796.28
  4. Step 4: Simplify right side
    5,259.84x = 14,173,888.63
  5. Step 5: Solve for x
    x = 14,173,888.63/5,259.84
  6. Step 6: Final answer
    x = 2,694.74

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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.