Home / 2,866.58-4,299.78-1,576.16

Finding the Fourth Proportional to 2,866.58, 4,299.78 and 1,576.16

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Solution

The fourth proportional to 2,866.58, 4,299.78 and 1,576.16 is: 2,364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866.58 : 4,299.78 = 1,576.16 : x
  2. Step 2: Convert to fraction form
    2,866.58/4,299.78 = 1,576.16/x
  3. Step 3: Cross multiply
    2,866.58x = 4,299.78 × 1,576.16
  4. Step 4: Simplify right side
    2,866.58x = 6,777,141.24
  5. Step 5: Solve for x
    x = 6,777,141.24/2,866.58
  6. Step 6: Final answer
    x = 2,364.19

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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.