Home / 6,275.24-9,413.40-2,115.08

Finding the Fourth Proportional to 6,275.24, 9,413.40 and 2,115.08

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Solution

The fourth proportional to 6,275.24, 9,413.40 and 2,115.08 is: 3,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.24 : 9,413.40 = 2,115.08 : x
  2. Step 2: Convert to fraction form
    6,275.24/9,413.40 = 2,115.08/x
  3. Step 3: Cross multiply
    6,275.24x = 9,413.40 × 2,115.08
  4. Step 4: Simplify right side
    6,275.24x = 19,910,094.07
  5. Step 5: Solve for x
    x = 19,910,094.07/6,275.24
  6. Step 6: Final answer
    x = 3,172.80

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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.