Home / 4,284.63-6,420.33-2,892.51

Finding the Fourth Proportional to 4,284.63, 6,420.33 and 2,892.51

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Solution

The fourth proportional to 4,284.63, 6,420.33 and 2,892.51 is: 4,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.63 : 6,420.33 = 2,892.51 : x
  2. Step 2: Convert to fraction form
    4,284.63/6,420.33 = 2,892.51/x
  3. Step 3: Cross multiply
    4,284.63x = 6,420.33 × 2,892.51
  4. Step 4: Simplify right side
    4,284.63x = 18,570,868.73
  5. Step 5: Solve for x
    x = 18,570,868.73/4,284.63
  6. Step 6: Final answer
    x = 4,334.30

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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.