Home / 6,977.81-10,466.75-1,783.69

Finding the Fourth Proportional to 6,977.81, 10,466.75 and 1,783.69

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Solution

The fourth proportional to 6,977.81, 10,466.75 and 1,783.69 is: 2,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,977.81 : 10,466.75 = 1,783.69 : x
  2. Step 2: Convert to fraction form
    6,977.81/10,466.75 = 1,783.69/x
  3. Step 3: Cross multiply
    6,977.81x = 10,466.75 × 1,783.69
  4. Step 4: Simplify right side
    6,977.81x = 18,669,415.60
  5. Step 5: Solve for x
    x = 18,669,415.60/6,977.81
  6. Step 6: Final answer
    x = 2,675.54

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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.