Home / 6,579.84-9,075.03-3,926.70

Finding the Fourth Proportional to 6,579.84, 9,075.03 and 3,926.70

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Solution

The fourth proportional to 6,579.84, 9,075.03 and 3,926.70 is: 5,415.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.84 : 9,075.03 = 3,926.70 : x
  2. Step 2: Convert to fraction form
    6,579.84/9,075.03 = 3,926.70/x
  3. Step 3: Cross multiply
    6,579.84x = 9,075.03 × 3,926.70
  4. Step 4: Simplify right side
    6,579.84x = 35,634,920.30
  5. Step 5: Solve for x
    x = 35,634,920.30/6,579.84
  6. Step 6: Final answer
    x = 5,415.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.