Home / 1,702.03-2,349.41-1,283.58

Finding the Fourth Proportional to 1,702.03, 2,349.41 and 1,283.58

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Solution

The fourth proportional to 1,702.03, 2,349.41 and 1,283.58 is: 1,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702.03 : 2,349.41 = 1,283.58 : x
  2. Step 2: Convert to fraction form
    1,702.03/2,349.41 = 1,283.58/x
  3. Step 3: Cross multiply
    1,702.03x = 2,349.41 × 1,283.58
  4. Step 4: Simplify right side
    1,702.03x = 3,015,653.02
  5. Step 5: Solve for x
    x = 3,015,653.02/1,702.03
  6. Step 6: Final answer
    x = 1,771.80

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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.