Home / 4,275.59-6,413.58-1,314.09

Finding the Fourth Proportional to 4,275.59, 6,413.58 and 1,314.09

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Solution

The fourth proportional to 4,275.59, 6,413.58 and 1,314.09 is: 1,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.59 : 6,413.58 = 1,314.09 : x
  2. Step 2: Convert to fraction form
    4,275.59/6,413.58 = 1,314.09/x
  3. Step 3: Cross multiply
    4,275.59x = 6,413.58 × 1,314.09
  4. Step 4: Simplify right side
    4,275.59x = 8,428,021.34
  5. Step 5: Solve for x
    x = 8,428,021.34/4,275.59
  6. Step 6: Final answer
    x = 1,971.20

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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.