Home / 8,542.95-12,810.57-3,610.05

Finding the Fourth Proportional to 8,542.95, 12,810.57 and 3,610.05

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Solution

The fourth proportional to 8,542.95, 12,810.57 and 3,610.05 is: 5,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.95 : 12,810.57 = 3,610.05 : x
  2. Step 2: Convert to fraction form
    8,542.95/12,810.57 = 3,610.05/x
  3. Step 3: Cross multiply
    8,542.95x = 12,810.57 × 3,610.05
  4. Step 4: Simplify right side
    8,542.95x = 46,246,798.23
  5. Step 5: Solve for x
    x = 46,246,798.23/8,542.95
  6. Step 6: Final answer
    x = 5,413.45

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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.