Home / 6,285.09-9,427.38-1,605.22

Finding the Fourth Proportional to 6,285.09, 9,427.38 and 1,605.22

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Solution

The fourth proportional to 6,285.09, 9,427.38 and 1,605.22 is: 2,407.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.09 : 9,427.38 = 1,605.22 : x
  2. Step 2: Convert to fraction form
    6,285.09/9,427.38 = 1,605.22/x
  3. Step 3: Cross multiply
    6,285.09x = 9,427.38 × 1,605.22
  4. Step 4: Simplify right side
    6,285.09x = 15,132,995.36
  5. Step 5: Solve for x
    x = 15,132,995.36/6,285.09
  6. Step 6: Final answer
    x = 2,407.76

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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.