Home / 2,299.59-3,173.58-1,905.93

Finding the Fourth Proportional to 2,299.59, 3,173.58 and 1,905.93

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Solution

The fourth proportional to 2,299.59, 3,173.58 and 1,905.93 is: 2,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.59 : 3,173.58 = 1,905.93 : x
  2. Step 2: Convert to fraction form
    2,299.59/3,173.58 = 1,905.93/x
  3. Step 3: Cross multiply
    2,299.59x = 3,173.58 × 1,905.93
  4. Step 4: Simplify right side
    2,299.59x = 6,048,621.33
  5. Step 5: Solve for x
    x = 6,048,621.33/2,299.59
  6. Step 6: Final answer
    x = 2,630.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.