Home / 7,058.10-9,739.50-4,224.90

Finding the Fourth Proportional to 7,058.10, 9,739.50 and 4,224.90

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Solution

The fourth proportional to 7,058.10, 9,739.50 and 4,224.90 is: 5,829.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,058.10 : 9,739.50 = 4,224.90 : x
  2. Step 2: Convert to fraction form
    7,058.10/9,739.50 = 4,224.90/x
  3. Step 3: Cross multiply
    7,058.10x = 9,739.50 × 4,224.90
  4. Step 4: Simplify right side
    7,058.10x = 41,148,413.55
  5. Step 5: Solve for x
    x = 41,148,413.55/7,058.10
  6. Step 6: Final answer
    x = 5,829.96

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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.