Home / 4,700.48-6,482.19-2,811.75

Finding the Fourth Proportional to 4,700.48, 6,482.19 and 2,811.75

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Solution

The fourth proportional to 4,700.48, 6,482.19 and 2,811.75 is: 3,877.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.48 : 6,482.19 = 2,811.75 : x
  2. Step 2: Convert to fraction form
    4,700.48/6,482.19 = 2,811.75/x
  3. Step 3: Cross multiply
    4,700.48x = 6,482.19 × 2,811.75
  4. Step 4: Simplify right side
    4,700.48x = 18,226,297.73
  5. Step 5: Solve for x
    x = 18,226,297.73/4,700.48
  6. Step 6: Final answer
    x = 3,877.54

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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.