Home / 1,579.64-2,367.90-1,359.50

Finding the Fourth Proportional to 1,579.64, 2,367.90 and 1,359.50

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Solution

The fourth proportional to 1,579.64, 2,367.90 and 1,359.50 is: 2,037.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.64 : 2,367.90 = 1,359.50 : x
  2. Step 2: Convert to fraction form
    1,579.64/2,367.90 = 1,359.50/x
  3. Step 3: Cross multiply
    1,579.64x = 2,367.90 × 1,359.50
  4. Step 4: Simplify right side
    1,579.64x = 3,219,148.21
  5. Step 5: Solve for x
    x = 3,219,148.21/1,579.64
  6. Step 6: Final answer
    x = 2,037.91

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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.