Home / 3,515.06-5,273.55-1,206.74

Finding the Fourth Proportional to 3,515.06, 5,273.55 and 1,206.74

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Solution

The fourth proportional to 3,515.06, 5,273.55 and 1,206.74 is: 1,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.06 : 5,273.55 = 1,206.74 : x
  2. Step 2: Convert to fraction form
    3,515.06/5,273.55 = 1,206.74/x
  3. Step 3: Cross multiply
    3,515.06x = 5,273.55 × 1,206.74
  4. Step 4: Simplify right side
    3,515.06x = 6,363,803.73
  5. Step 5: Solve for x
    x = 6,363,803.73/3,515.06
  6. Step 6: Final answer
    x = 1,810.44

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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.