Home / 1,783.06-2,461.29-1,596.21

Finding the Fourth Proportional to 1,783.06, 2,461.29 and 1,596.21

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Solution

The fourth proportional to 1,783.06, 2,461.29 and 1,596.21 is: 2,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.06 : 2,461.29 = 1,596.21 : x
  2. Step 2: Convert to fraction form
    1,783.06/2,461.29 = 1,596.21/x
  3. Step 3: Cross multiply
    1,783.06x = 2,461.29 × 1,596.21
  4. Step 4: Simplify right side
    1,783.06x = 3,928,747.81
  5. Step 5: Solve for x
    x = 3,928,747.81/1,783.06
  6. Step 6: Final answer
    x = 2,203.38

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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.