Home / 6,403.64-9,623.70-4,364.60

Finding the Fourth Proportional to 6,403.64, 9,623.70 and 4,364.60

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Solution

The fourth proportional to 6,403.64, 9,623.70 and 4,364.60 is: 6,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.64 : 9,623.70 = 4,364.60 : x
  2. Step 2: Convert to fraction form
    6,403.64/9,623.70 = 4,364.60/x
  3. Step 3: Cross multiply
    6,403.64x = 9,623.70 × 4,364.60
  4. Step 4: Simplify right side
    6,403.64x = 42,003,601.02
  5. Step 5: Solve for x
    x = 42,003,601.02/6,403.64
  6. Step 6: Final answer
    x = 6,559.33

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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.