Home / 3,328.90-4,593.78-1,836.76

Finding the Fourth Proportional to 3,328.90, 4,593.78 and 1,836.76

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Solution

The fourth proportional to 3,328.90, 4,593.78 and 1,836.76 is: 2,534.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.90 : 4,593.78 = 1,836.76 : x
  2. Step 2: Convert to fraction form
    3,328.90/4,593.78 = 1,836.76/x
  3. Step 3: Cross multiply
    3,328.90x = 4,593.78 × 1,836.76
  4. Step 4: Simplify right side
    3,328.90x = 8,437,671.35
  5. Step 5: Solve for x
    x = 8,437,671.35/3,328.90
  6. Step 6: Final answer
    x = 2,534.67

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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.