Home / 3,750.54-5,623.65-1,284.36

Finding the Fourth Proportional to 3,750.54, 5,623.65 and 1,284.36

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Solution

The fourth proportional to 3,750.54, 5,623.65 and 1,284.36 is: 1,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.54 : 5,623.65 = 1,284.36 : x
  2. Step 2: Convert to fraction form
    3,750.54/5,623.65 = 1,284.36/x
  3. Step 3: Cross multiply
    3,750.54x = 5,623.65 × 1,284.36
  4. Step 4: Simplify right side
    3,750.54x = 7,222,791.11
  5. Step 5: Solve for x
    x = 7,222,791.11/3,750.54
  6. Step 6: Final answer
    x = 1,925.80

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1.5x scale

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.