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Finding the Fourth Proportional to 5,371.59, 7,413.09 and 3,014.07

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Solution

The fourth proportional to 5,371.59, 7,413.09 and 3,014.07 is: 4,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.59 : 7,413.09 = 3,014.07 : x
  2. Step 2: Convert to fraction form
    5,371.59/7,413.09 = 3,014.07/x
  3. Step 3: Cross multiply
    5,371.59x = 7,413.09 × 3,014.07
  4. Step 4: Simplify right side
    5,371.59x = 22,343,572.18
  5. Step 5: Solve for x
    x = 22,343,572.18/5,371.59
  6. Step 6: Final answer
    x = 4,159.58

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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.