Home / 4,023.84-6,033.52-1,390.12

Finding the Fourth Proportional to 4,023.84, 6,033.52 and 1,390.12

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Solution

The fourth proportional to 4,023.84, 6,033.52 and 1,390.12 is: 2,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.84 : 6,033.52 = 1,390.12 : x
  2. Step 2: Convert to fraction form
    4,023.84/6,033.52 = 1,390.12/x
  3. Step 3: Cross multiply
    4,023.84x = 6,033.52 × 1,390.12
  4. Step 4: Simplify right side
    4,023.84x = 8,387,316.82
  5. Step 5: Solve for x
    x = 8,387,316.82/4,023.84
  6. Step 6: Final answer
    x = 2,084.41

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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.