Home / 6,900.12-10,333.71-3,775.46

Finding the Fourth Proportional to 6,900.12, 10,333.71 and 3,775.46

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Solution

The fourth proportional to 6,900.12, 10,333.71 and 3,775.46 is: 5,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.12 : 10,333.71 = 3,775.46 : x
  2. Step 2: Convert to fraction form
    6,900.12/10,333.71 = 3,775.46/x
  3. Step 3: Cross multiply
    6,900.12x = 10,333.71 × 3,775.46
  4. Step 4: Simplify right side
    6,900.12x = 39,014,457.09
  5. Step 5: Solve for x
    x = 39,014,457.09/6,900.12
  6. Step 6: Final answer
    x = 5,654.17

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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.