Home / 2,406.28-3,319.48-1,567.48

Finding the Fourth Proportional to 2,406.28, 3,319.48 and 1,567.48

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Solution

The fourth proportional to 2,406.28, 3,319.48 and 1,567.48 is: 2,162.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.28 : 3,319.48 = 1,567.48 : x
  2. Step 2: Convert to fraction form
    2,406.28/3,319.48 = 1,567.48/x
  3. Step 3: Cross multiply
    2,406.28x = 3,319.48 × 1,567.48
  4. Step 4: Simplify right side
    2,406.28x = 5,203,218.51
  5. Step 5: Solve for x
    x = 5,203,218.51/2,406.28
  6. Step 6: Final answer
    x = 2,162.35

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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.