Home / 1,970.33-2,717.40-1,184.23

Finding the Fourth Proportional to 1,970.33, 2,717.40 and 1,184.23

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Solution

The fourth proportional to 1,970.33, 2,717.40 and 1,184.23 is: 1,633.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970.33 : 2,717.40 = 1,184.23 : x
  2. Step 2: Convert to fraction form
    1,970.33/2,717.40 = 1,184.23/x
  3. Step 3: Cross multiply
    1,970.33x = 2,717.40 × 1,184.23
  4. Step 4: Simplify right side
    1,970.33x = 3,218,026.60
  5. Step 5: Solve for x
    x = 3,218,026.60/1,970.33
  6. Step 6: Final answer
    x = 1,633.24

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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.