Home / 3,485.63-5,224.80-1,635.19

Finding the Fourth Proportional to 3,485.63, 5,224.80 and 1,635.19

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Solution

The fourth proportional to 3,485.63, 5,224.80 and 1,635.19 is: 2,451.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.63 : 5,224.80 = 1,635.19 : x
  2. Step 2: Convert to fraction form
    3,485.63/5,224.80 = 1,635.19/x
  3. Step 3: Cross multiply
    3,485.63x = 5,224.80 × 1,635.19
  4. Step 4: Simplify right side
    3,485.63x = 8,543,533.78
  5. Step 5: Solve for x
    x = 8,543,533.78/3,485.63
  6. Step 6: Final answer
    x = 2,451.07

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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.