Home / 1,411.16-1,945.68-1,037

Finding the Fourth Proportional to 1,411.16, 1,945.68 and 1,037

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Solution

The fourth proportional to 1,411.16, 1,945.68 and 1,037 is: 1,429.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411.16 : 1,945.68 = 1,037 : x
  2. Step 2: Convert to fraction form
    1,411.16/1,945.68 = 1,037/x
  3. Step 3: Cross multiply
    1,411.16x = 1,945.68 × 1,037
  4. Step 4: Simplify right side
    1,411.16x = 2,017,670.16
  5. Step 5: Solve for x
    x = 2,017,670.16/1,411.16
  6. Step 6: Final answer
    x = 1,429.80

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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.