Home / 1,970.06-2,955.09-1,884.65

Finding the Fourth Proportional to 1,970.06, 2,955.09 and 1,884.65

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Solution

The fourth proportional to 1,970.06, 2,955.09 and 1,884.65 is: 2,826.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970.06 : 2,955.09 = 1,884.65 : x
  2. Step 2: Convert to fraction form
    1,970.06/2,955.09 = 1,884.65/x
  3. Step 3: Cross multiply
    1,970.06x = 2,955.09 × 1,884.65
  4. Step 4: Simplify right side
    1,970.06x = 5,569,310.37
  5. Step 5: Solve for x
    x = 5,569,310.37/1,970.06
  6. Step 6: Final answer
    x = 2,826.98

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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.