Home / 6,289.39-9,415.59-3,941.74

Finding the Fourth Proportional to 6,289.39, 9,415.59 and 3,941.74

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Solution

The fourth proportional to 6,289.39, 9,415.59 and 3,941.74 is: 5,901.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.39 : 9,415.59 = 3,941.74 : x
  2. Step 2: Convert to fraction form
    6,289.39/9,415.59 = 3,941.74/x
  3. Step 3: Cross multiply
    6,289.39x = 9,415.59 × 3,941.74
  4. Step 4: Simplify right side
    6,289.39x = 37,113,807.73
  5. Step 5: Solve for x
    x = 37,113,807.73/6,289.39
  6. Step 6: Final answer
    x = 5,901.02

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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.