Home / 6,878.36-10,310.15-4,505.53

Finding the Fourth Proportional to 6,878.36, 10,310.15 and 4,505.53

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Solution

The fourth proportional to 6,878.36, 10,310.15 and 4,505.53 is: 6,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.36 : 10,310.15 = 4,505.53 : x
  2. Step 2: Convert to fraction form
    6,878.36/10,310.15 = 4,505.53/x
  3. Step 3: Cross multiply
    6,878.36x = 10,310.15 × 4,505.53
  4. Step 4: Simplify right side
    6,878.36x = 46,452,690.13
  5. Step 5: Solve for x
    x = 46,452,690.13/6,878.36
  6. Step 6: Final answer
    x = 6,753.45

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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.