Home / 2,037.80-3,059.12-1,216.46

Finding the Fourth Proportional to 2,037.80, 3,059.12 and 1,216.46

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Solution

The fourth proportional to 2,037.80, 3,059.12 and 1,216.46 is: 1,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.80 : 3,059.12 = 1,216.46 : x
  2. Step 2: Convert to fraction form
    2,037.80/3,059.12 = 1,216.46/x
  3. Step 3: Cross multiply
    2,037.80x = 3,059.12 × 1,216.46
  4. Step 4: Simplify right side
    2,037.80x = 3,721,307.80
  5. Step 5: Solve for x
    x = 3,721,307.80/2,037.80
  6. Step 6: Final answer
    x = 1,826.14

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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.