Home / 6,476.16-9,719.32-4,515.60

Finding the Fourth Proportional to 6,476.16, 9,719.32 and 4,515.60

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Solution

The fourth proportional to 6,476.16, 9,719.32 and 4,515.60 is: 6,776.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.16 : 9,719.32 = 4,515.60 : x
  2. Step 2: Convert to fraction form
    6,476.16/9,719.32 = 4,515.60/x
  3. Step 3: Cross multiply
    6,476.16x = 9,719.32 × 4,515.60
  4. Step 4: Simplify right side
    6,476.16x = 43,888,561.39
  5. Step 5: Solve for x
    x = 43,888,561.39/6,476.16
  6. Step 6: Final answer
    x = 6,776.94

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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.