Home / 3,151.58-4,702.73-3,133.35

Finding the Fourth Proportional to 3,151.58, 4,702.73 and 3,133.35

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Solution

The fourth proportional to 3,151.58, 4,702.73 and 3,133.35 is: 4,675.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.58 : 4,702.73 = 3,133.35 : x
  2. Step 2: Convert to fraction form
    3,151.58/4,702.73 = 3,133.35/x
  3. Step 3: Cross multiply
    3,151.58x = 4,702.73 × 3,133.35
  4. Step 4: Simplify right side
    3,151.58x = 14,735,283.38
  5. Step 5: Solve for x
    x = 14,735,283.38/3,151.58
  6. Step 6: Final answer
    x = 4,675.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.