Home / 2,966.61-4,449.81-1,407.36

Finding the Fourth Proportional to 2,966.61, 4,449.81 and 1,407.36

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Solution

The fourth proportional to 2,966.61, 4,449.81 and 1,407.36 is: 2,110.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.61 : 4,449.81 = 1,407.36 : x
  2. Step 2: Convert to fraction form
    2,966.61/4,449.81 = 1,407.36/x
  3. Step 3: Cross multiply
    2,966.61x = 4,449.81 × 1,407.36
  4. Step 4: Simplify right side
    2,966.61x = 6,262,484.60
  5. Step 5: Solve for x
    x = 6,262,484.60/2,966.61
  6. Step 6: Final answer
    x = 2,110.99

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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.