Home / 4,702.72-6,486.80-3,026.32

Finding the Fourth Proportional to 4,702.72, 6,486.80 and 3,026.32

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Solution

The fourth proportional to 4,702.72, 6,486.80 and 3,026.32 is: 4,174.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.72 : 6,486.80 = 3,026.32 : x
  2. Step 2: Convert to fraction form
    4,702.72/6,486.80 = 3,026.32/x
  3. Step 3: Cross multiply
    4,702.72x = 6,486.80 × 3,026.32
  4. Step 4: Simplify right side
    4,702.72x = 19,631,132.58
  5. Step 5: Solve for x
    x = 19,631,132.58/4,702.72
  6. Step 6: Final answer
    x = 4,174.42

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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.