Home / 5,305.11-7,957.64-1,607.33

Finding the Fourth Proportional to 5,305.11, 7,957.64 and 1,607.33

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Solution

The fourth proportional to 5,305.11, 7,957.64 and 1,607.33 is: 2,410.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.11 : 7,957.64 = 1,607.33 : x
  2. Step 2: Convert to fraction form
    5,305.11/7,957.64 = 1,607.33/x
  3. Step 3: Cross multiply
    5,305.11x = 7,957.64 × 1,607.33
  4. Step 4: Simplify right side
    5,305.11x = 12,790,566.22
  5. Step 5: Solve for x
    x = 12,790,566.22/5,305.11
  6. Step 6: Final answer
    x = 2,410.99

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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.