Home / 4,987.95-6,875.55-3,413.31

Finding the Fourth Proportional to 4,987.95, 6,875.55 and 3,413.31

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Solution

The fourth proportional to 4,987.95, 6,875.55 and 3,413.31 is: 4,705.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.95 : 6,875.55 = 3,413.31 : x
  2. Step 2: Convert to fraction form
    4,987.95/6,875.55 = 3,413.31/x
  3. Step 3: Cross multiply
    4,987.95x = 6,875.55 × 3,413.31
  4. Step 4: Simplify right side
    4,987.95x = 23,468,383.57
  5. Step 5: Solve for x
    x = 23,468,383.57/4,987.95
  6. Step 6: Final answer
    x = 4,705.02

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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.