Home / 8,417.23-12,625.84-3,485.54

Finding the Fourth Proportional to 8,417.23, 12,625.84 and 3,485.54

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Solution

The fourth proportional to 8,417.23, 12,625.84 and 3,485.54 is: 5,228.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.23 : 12,625.84 = 3,485.54 : x
  2. Step 2: Convert to fraction form
    8,417.23/12,625.84 = 3,485.54/x
  3. Step 3: Cross multiply
    8,417.23x = 12,625.84 × 3,485.54
  4. Step 4: Simplify right side
    8,417.23x = 44,007,870.35
  5. Step 5: Solve for x
    x = 44,007,870.35/8,417.23
  6. Step 6: Final answer
    x = 5,228.31

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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.