Home / 1,619.04-2,234.28-1,059.17

Finding the Fourth Proportional to 1,619.04, 2,234.28 and 1,059.17

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Solution

The fourth proportional to 1,619.04, 2,234.28 and 1,059.17 is: 1,461.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619.04 : 2,234.28 = 1,059.17 : x
  2. Step 2: Convert to fraction form
    1,619.04/2,234.28 = 1,059.17/x
  3. Step 3: Cross multiply
    1,619.04x = 2,234.28 × 1,059.17
  4. Step 4: Simplify right side
    1,619.04x = 2,366,471.18
  5. Step 5: Solve for x
    x = 2,366,471.18/1,619.04
  6. Step 6: Final answer
    x = 1,461.65

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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.