Home / 6,403.67-9,598.97-4,065.40

Finding the Fourth Proportional to 6,403.67, 9,598.97 and 4,065.40

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Solution

The fourth proportional to 6,403.67, 9,598.97 and 4,065.40 is: 6,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.67 : 9,598.97 = 4,065.40 : x
  2. Step 2: Convert to fraction form
    6,403.67/9,598.97 = 4,065.40/x
  3. Step 3: Cross multiply
    6,403.67x = 9,598.97 × 4,065.40
  4. Step 4: Simplify right side
    6,403.67x = 39,023,652.64
  5. Step 5: Solve for x
    x = 39,023,652.64/6,403.67
  6. Step 6: Final answer
    x = 6,093.95

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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.