Home / 8,280.01-12,416.37-4,383.51

Finding the Fourth Proportional to 8,280.01, 12,416.37 and 4,383.51

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Solution

The fourth proportional to 8,280.01, 12,416.37 and 4,383.51 is: 6,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280.01 : 12,416.37 = 4,383.51 : x
  2. Step 2: Convert to fraction form
    8,280.01/12,416.37 = 4,383.51/x
  3. Step 3: Cross multiply
    8,280.01x = 12,416.37 × 4,383.51
  4. Step 4: Simplify right side
    8,280.01x = 54,427,219.98
  5. Step 5: Solve for x
    x = 54,427,219.98/8,280.01
  6. Step 6: Final answer
    x = 6,573.33

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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.