Home / 6,903.72-10,355.58-1,709.59

Finding the Fourth Proportional to 6,903.72, 10,355.58 and 1,709.59

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Solution

The fourth proportional to 6,903.72, 10,355.58 and 1,709.59 is: 2,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.72 : 10,355.58 = 1,709.59 : x
  2. Step 2: Convert to fraction form
    6,903.72/10,355.58 = 1,709.59/x
  3. Step 3: Cross multiply
    6,903.72x = 10,355.58 × 1,709.59
  4. Step 4: Simplify right side
    6,903.72x = 17,703,796.01
  5. Step 5: Solve for x
    x = 17,703,796.01/6,903.72
  6. Step 6: Final answer
    x = 2,564.39

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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.