Home / 2,973.60-4,464.45-1,513.80

Finding the Fourth Proportional to 2,973.60, 4,464.45 and 1,513.80

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Solution

The fourth proportional to 2,973.60, 4,464.45 and 1,513.80 is: 2,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.60 : 4,464.45 = 1,513.80 : x
  2. Step 2: Convert to fraction form
    2,973.60/4,464.45 = 1,513.80/x
  3. Step 3: Cross multiply
    2,973.60x = 4,464.45 × 1,513.80
  4. Step 4: Simplify right side
    2,973.60x = 6,758,284.41
  5. Step 5: Solve for x
    x = 6,758,284.41/2,973.60
  6. Step 6: Final answer
    x = 2,272.76

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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.