Home / 2,905.53-4,020.19-2,533.29

Finding the Fourth Proportional to 2,905.53, 4,020.19 and 2,533.29

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Solution

The fourth proportional to 2,905.53, 4,020.19 and 2,533.29 is: 3,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.53 : 4,020.19 = 2,533.29 : x
  2. Step 2: Convert to fraction form
    2,905.53/4,020.19 = 2,533.29/x
  3. Step 3: Cross multiply
    2,905.53x = 4,020.19 × 2,533.29
  4. Step 4: Simplify right side
    2,905.53x = 10,184,287.02
  5. Step 5: Solve for x
    x = 10,184,287.02/2,905.53
  6. Step 6: Final answer
    x = 3,505.14

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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.