Home / 6,459.26-9,688.98-2,076.75

Finding the Fourth Proportional to 6,459.26, 9,688.98 and 2,076.75

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Solution

The fourth proportional to 6,459.26, 9,688.98 and 2,076.75 is: 3,115.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.26 : 9,688.98 = 2,076.75 : x
  2. Step 2: Convert to fraction form
    6,459.26/9,688.98 = 2,076.75/x
  3. Step 3: Cross multiply
    6,459.26x = 9,688.98 × 2,076.75
  4. Step 4: Simplify right side
    6,459.26x = 20,121,597.00
  5. Step 5: Solve for x
    x = 20,121,597.00/6,459.26
  6. Step 6: Final answer
    x = 3,115.16

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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.