Home / 1,476.53-2,037.77-847.12

Finding the Fourth Proportional to 1,476.53, 2,037.77 and 847.12

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Solution

The fourth proportional to 1,476.53, 2,037.77 and 847.12 is: 1,169.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.53 : 2,037.77 = 847.12 : x
  2. Step 2: Convert to fraction form
    1,476.53/2,037.77 = 847.12/x
  3. Step 3: Cross multiply
    1,476.53x = 2,037.77 × 847.12
  4. Step 4: Simplify right side
    1,476.53x = 1,726,237.45
  5. Step 5: Solve for x
    x = 1,726,237.45/1,476.53
  6. Step 6: Final answer
    x = 1,169.12

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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.