Home / 4,427.85-6,639.87-1,504.83

Finding the Fourth Proportional to 4,427.85, 6,639.87 and 1,504.83

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Solution

The fourth proportional to 4,427.85, 6,639.87 and 1,504.83 is: 2,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.85 : 6,639.87 = 1,504.83 : x
  2. Step 2: Convert to fraction form
    4,427.85/6,639.87 = 1,504.83/x
  3. Step 3: Cross multiply
    4,427.85x = 6,639.87 × 1,504.83
  4. Step 4: Simplify right side
    4,427.85x = 9,991,875.57
  5. Step 5: Solve for x
    x = 9,991,875.57/4,427.85
  6. Step 6: Final answer
    x = 2,256.60

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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.