Home / 3,299.09-4,552.74-1,807.01

Finding the Fourth Proportional to 3,299.09, 4,552.74 and 1,807.01

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Solution

The fourth proportional to 3,299.09, 4,552.74 and 1,807.01 is: 2,493.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.09 : 4,552.74 = 1,807.01 : x
  2. Step 2: Convert to fraction form
    3,299.09/4,552.74 = 1,807.01/x
  3. Step 3: Cross multiply
    3,299.09x = 4,552.74 × 1,807.01
  4. Step 4: Simplify right side
    3,299.09x = 8,226,823.94
  5. Step 5: Solve for x
    x = 8,226,823.94/3,299.09
  6. Step 6: Final answer
    x = 2,493.67

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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.