Home / 4,646.90-6,413.28-2,657.72

Finding the Fourth Proportional to 4,646.90, 6,413.28 and 2,657.72

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Solution

The fourth proportional to 4,646.90, 6,413.28 and 2,657.72 is: 3,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,646.90 : 6,413.28 = 2,657.72 : x
  2. Step 2: Convert to fraction form
    4,646.90/6,413.28 = 2,657.72/x
  3. Step 3: Cross multiply
    4,646.90x = 6,413.28 × 2,657.72
  4. Step 4: Simplify right side
    4,646.90x = 17,044,702.52
  5. Step 5: Solve for x
    x = 17,044,702.52/4,646.90
  6. Step 6: Final answer
    x = 3,667.97

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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.