Home / 6,666.37-9,992.44-5,017.81

Finding the Fourth Proportional to 6,666.37, 9,992.44 and 5,017.81

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Solution

The fourth proportional to 6,666.37, 9,992.44 and 5,017.81 is: 7,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.37 : 9,992.44 = 5,017.81 : x
  2. Step 2: Convert to fraction form
    6,666.37/9,992.44 = 5,017.81/x
  3. Step 3: Cross multiply
    6,666.37x = 9,992.44 × 5,017.81
  4. Step 4: Simplify right side
    6,666.37x = 50,140,165.36
  5. Step 5: Solve for x
    x = 50,140,165.36/6,666.37
  6. Step 6: Final answer
    x = 7,521.36

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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.