Home / 4,335.12-6,501.44-1,413.68

Finding the Fourth Proportional to 4,335.12, 6,501.44 and 1,413.68

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Solution

The fourth proportional to 4,335.12, 6,501.44 and 1,413.68 is: 2,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.12 : 6,501.44 = 1,413.68 : x
  2. Step 2: Convert to fraction form
    4,335.12/6,501.44 = 1,413.68/x
  3. Step 3: Cross multiply
    4,335.12x = 6,501.44 × 1,413.68
  4. Step 4: Simplify right side
    4,335.12x = 9,190,955.70
  5. Step 5: Solve for x
    x = 9,190,955.70/4,335.12
  6. Step 6: Final answer
    x = 2,120.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.