Home / 1,599.42-2,208.33-1,040.25

Finding the Fourth Proportional to 1,599.42, 2,208.33 and 1,040.25

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Solution

The fourth proportional to 1,599.42, 2,208.33 and 1,040.25 is: 1,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.42 : 2,208.33 = 1,040.25 : x
  2. Step 2: Convert to fraction form
    1,599.42/2,208.33 = 1,040.25/x
  3. Step 3: Cross multiply
    1,599.42x = 2,208.33 × 1,040.25
  4. Step 4: Simplify right side
    1,599.42x = 2,297,215.28
  5. Step 5: Solve for x
    x = 2,297,215.28/1,599.42
  6. Step 6: Final answer
    x = 1,436.28

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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.