Home / 5,384.93-7,431.37-3,260.86

Finding the Fourth Proportional to 5,384.93, 7,431.37 and 3,260.86

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Solution

The fourth proportional to 5,384.93, 7,431.37 and 3,260.86 is: 4,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.93 : 7,431.37 = 3,260.86 : x
  2. Step 2: Convert to fraction form
    5,384.93/7,431.37 = 3,260.86/x
  3. Step 3: Cross multiply
    5,384.93x = 7,431.37 × 3,260.86
  4. Step 4: Simplify right side
    5,384.93x = 24,232,628.17
  5. Step 5: Solve for x
    x = 24,232,628.17/5,384.93
  6. Step 6: Final answer
    x = 4,500.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.