Home / 4,316.48-5,961.64-2,916.80

Finding the Fourth Proportional to 4,316.48, 5,961.64 and 2,916.80

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Solution

The fourth proportional to 4,316.48, 5,961.64 and 2,916.80 is: 4,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.48 : 5,961.64 = 2,916.80 : x
  2. Step 2: Convert to fraction form
    4,316.48/5,961.64 = 2,916.80/x
  3. Step 3: Cross multiply
    4,316.48x = 5,961.64 × 2,916.80
  4. Step 4: Simplify right side
    4,316.48x = 17,388,911.55
  5. Step 5: Solve for x
    x = 17,388,911.55/4,316.48
  6. Step 6: Final answer
    x = 4,028.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.