Home / 2,837.96-3,916.47-1,719.10

Finding the Fourth Proportional to 2,837.96, 3,916.47 and 1,719.10

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Solution

The fourth proportional to 2,837.96, 3,916.47 and 1,719.10 is: 2,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.96 : 3,916.47 = 1,719.10 : x
  2. Step 2: Convert to fraction form
    2,837.96/3,916.47 = 1,719.10/x
  3. Step 3: Cross multiply
    2,837.96x = 3,916.47 × 1,719.10
  4. Step 4: Simplify right side
    2,837.96x = 6,732,803.58
  5. Step 5: Solve for x
    x = 6,732,803.58/2,837.96
  6. Step 6: Final answer
    x = 2,372.41

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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.