Home / 6,428.46-9,646.34-2,535.60

Finding the Fourth Proportional to 6,428.46, 9,646.34 and 2,535.60

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Solution

The fourth proportional to 6,428.46, 9,646.34 and 2,535.60 is: 3,804.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.46 : 9,646.34 = 2,535.60 : x
  2. Step 2: Convert to fraction form
    6,428.46/9,646.34 = 2,535.60/x
  3. Step 3: Cross multiply
    6,428.46x = 9,646.34 × 2,535.60
  4. Step 4: Simplify right side
    6,428.46x = 24,459,297.46
  5. Step 5: Solve for x
    x = 24,459,297.46/6,428.46
  6. Step 6: Final answer
    x = 3,804.84

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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.