Home / 8,235.37-12,353.63-3,305.01

Finding the Fourth Proportional to 8,235.37, 12,353.63 and 3,305.01

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Solution

The fourth proportional to 8,235.37, 12,353.63 and 3,305.01 is: 4,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.37 : 12,353.63 = 3,305.01 : x
  2. Step 2: Convert to fraction form
    8,235.37/12,353.63 = 3,305.01/x
  3. Step 3: Cross multiply
    8,235.37x = 12,353.63 × 3,305.01
  4. Step 4: Simplify right side
    8,235.37x = 40,828,854.16
  5. Step 5: Solve for x
    x = 40,828,854.16/8,235.37
  6. Step 6: Final answer
    x = 4,957.75

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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.