Home / 2,492.36-3,740.10-1,397.42

Finding the Fourth Proportional to 2,492.36, 3,740.10 and 1,397.42

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Solution

The fourth proportional to 2,492.36, 3,740.10 and 1,397.42 is: 2,097.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.36 : 3,740.10 = 1,397.42 : x
  2. Step 2: Convert to fraction form
    2,492.36/3,740.10 = 1,397.42/x
  3. Step 3: Cross multiply
    2,492.36x = 3,740.10 × 1,397.42
  4. Step 4: Simplify right side
    2,492.36x = 5,226,490.54
  5. Step 5: Solve for x
    x = 5,226,490.54/2,492.36
  6. Step 6: Final answer
    x = 2,097.00

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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.