Home / 2,783.32-4,154.58-2,455.24

Finding the Fourth Proportional to 2,783.32, 4,154.58 and 2,455.24

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Solution

The fourth proportional to 2,783.32, 4,154.58 and 2,455.24 is: 3,664.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.32 : 4,154.58 = 2,455.24 : x
  2. Step 2: Convert to fraction form
    2,783.32/4,154.58 = 2,455.24/x
  3. Step 3: Cross multiply
    2,783.32x = 4,154.58 × 2,455.24
  4. Step 4: Simplify right side
    2,783.32x = 10,200,491.00
  5. Step 5: Solve for x
    x = 10,200,491.00/2,783.32
  6. Step 6: Final answer
    x = 3,664.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.