Home / 4,038.36-6,062.40-2,405.40

Finding the Fourth Proportional to 4,038.36, 6,062.40 and 2,405.40

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Solution

The fourth proportional to 4,038.36, 6,062.40 and 2,405.40 is: 3,610.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.36 : 6,062.40 = 2,405.40 : x
  2. Step 2: Convert to fraction form
    4,038.36/6,062.40 = 2,405.40/x
  3. Step 3: Cross multiply
    4,038.36x = 6,062.40 × 2,405.40
  4. Step 4: Simplify right side
    4,038.36x = 14,582,496.96
  5. Step 5: Solve for x
    x = 14,582,496.96/4,038.36
  6. Step 6: Final answer
    x = 3,610.99

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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.