Home / 2,349.18-3,241.44-1,509.60

Finding the Fourth Proportional to 2,349.18, 3,241.44 and 1,509.60

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Solution

The fourth proportional to 2,349.18, 3,241.44 and 1,509.60 is: 2,082.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.18 : 3,241.44 = 1,509.60 : x
  2. Step 2: Convert to fraction form
    2,349.18/3,241.44 = 1,509.60/x
  3. Step 3: Cross multiply
    2,349.18x = 3,241.44 × 1,509.60
  4. Step 4: Simplify right side
    2,349.18x = 4,893,277.82
  5. Step 5: Solve for x
    x = 4,893,277.82/2,349.18
  6. Step 6: Final answer
    x = 2,082.97

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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.