Home / 2,916.59-4,372.49-1,160.84

Finding the Fourth Proportional to 2,916.59, 4,372.49 and 1,160.84

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Solution

The fourth proportional to 2,916.59, 4,372.49 and 1,160.84 is: 1,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.59 : 4,372.49 = 1,160.84 : x
  2. Step 2: Convert to fraction form
    2,916.59/4,372.49 = 1,160.84/x
  3. Step 3: Cross multiply
    2,916.59x = 4,372.49 × 1,160.84
  4. Step 4: Simplify right side
    2,916.59x = 5,075,775.12
  5. Step 5: Solve for x
    x = 5,075,775.12/2,916.59
  6. Step 6: Final answer
    x = 1,740.31

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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.