Home / 6,666.05-9,999.38-1,736.19

Finding the Fourth Proportional to 6,666.05, 9,999.38 and 1,736.19

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Solution

The fourth proportional to 6,666.05, 9,999.38 and 1,736.19 is: 2,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.05 : 9,999.38 = 1,736.19 : x
  2. Step 2: Convert to fraction form
    6,666.05/9,999.38 = 1,736.19/x
  3. Step 3: Cross multiply
    6,666.05x = 9,999.38 × 1,736.19
  4. Step 4: Simplify right side
    6,666.05x = 17,360,827.90
  5. Step 5: Solve for x
    x = 17,360,827.90/6,666.05
  6. Step 6: Final answer
    x = 2,604.36

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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.