Home / 4,275.06-6,413.43-1,642.38

Finding the Fourth Proportional to 4,275.06, 6,413.43 and 1,642.38

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Solution

The fourth proportional to 4,275.06, 6,413.43 and 1,642.38 is: 2,463.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.06 : 6,413.43 = 1,642.38 : x
  2. Step 2: Convert to fraction form
    4,275.06/6,413.43 = 1,642.38/x
  3. Step 3: Cross multiply
    4,275.06x = 6,413.43 × 1,642.38
  4. Step 4: Simplify right side
    4,275.06x = 10,533,289.16
  5. Step 5: Solve for x
    x = 10,533,289.16/4,275.06
  6. Step 6: Final answer
    x = 2,463.89

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1.5x scale

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.