Home / 2,389.46-3,297.48-1,341.50

Finding the Fourth Proportional to 2,389.46, 3,297.48 and 1,341.50

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Solution

The fourth proportional to 2,389.46, 3,297.48 and 1,341.50 is: 1,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.46 : 3,297.48 = 1,341.50 : x
  2. Step 2: Convert to fraction form
    2,389.46/3,297.48 = 1,341.50/x
  3. Step 3: Cross multiply
    2,389.46x = 3,297.48 × 1,341.50
  4. Step 4: Simplify right side
    2,389.46x = 4,423,569.42
  5. Step 5: Solve for x
    x = 4,423,569.42/2,389.46
  6. Step 6: Final answer
    x = 1,851.28

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