Home / 4,346.94-6,520.60-1,385.68

Finding the Fourth Proportional to 4,346.94, 6,520.60 and 1,385.68

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Solution

The fourth proportional to 4,346.94, 6,520.60 and 1,385.68 is: 2,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,346.94 : 6,520.60 = 1,385.68 : x
  2. Step 2: Convert to fraction form
    4,346.94/6,520.60 = 1,385.68/x
  3. Step 3: Cross multiply
    4,346.94x = 6,520.60 × 1,385.68
  4. Step 4: Simplify right side
    4,346.94x = 9,035,465.01
  5. Step 5: Solve for x
    x = 9,035,465.01/4,346.94
  6. Step 6: Final answer
    x = 2,078.58

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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.