Home / 5,205.24-7,808.58-1,694.07

Finding the Fourth Proportional to 5,205.24, 7,808.58 and 1,694.07

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Solution

The fourth proportional to 5,205.24, 7,808.58 and 1,694.07 is: 2,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.24 : 7,808.58 = 1,694.07 : x
  2. Step 2: Convert to fraction form
    5,205.24/7,808.58 = 1,694.07/x
  3. Step 3: Cross multiply
    5,205.24x = 7,808.58 × 1,694.07
  4. Step 4: Simplify right side
    5,205.24x = 13,228,281.12
  5. Step 5: Solve for x
    x = 13,228,281.12/5,205.24
  6. Step 6: Final answer
    x = 2,541.34

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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.