Home / 2,193.46-3,025.08-1,485.11

Finding the Fourth Proportional to 2,193.46, 3,025.08 and 1,485.11

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Solution

The fourth proportional to 2,193.46, 3,025.08 and 1,485.11 is: 2,048.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.46 : 3,025.08 = 1,485.11 : x
  2. Step 2: Convert to fraction form
    2,193.46/3,025.08 = 1,485.11/x
  3. Step 3: Cross multiply
    2,193.46x = 3,025.08 × 1,485.11
  4. Step 4: Simplify right side
    2,193.46x = 4,492,584.12
  5. Step 5: Solve for x
    x = 4,492,584.12/2,193.46
  6. Step 6: Final answer
    x = 2,048.17

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Double scale
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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.