Home / 1,476.45-2,037.63-847.17

Finding the Fourth Proportional to 1,476.45, 2,037.63 and 847.17

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Solution

The fourth proportional to 1,476.45, 2,037.63 and 847.17 is: 1,169.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.45 : 2,037.63 = 847.17 : x
  2. Step 2: Convert to fraction form
    1,476.45/2,037.63 = 847.17/x
  3. Step 3: Cross multiply
    1,476.45x = 2,037.63 × 847.17
  4. Step 4: Simplify right side
    1,476.45x = 1,726,219.01
  5. Step 5: Solve for x
    x = 1,726,219.01/1,476.45
  6. Step 6: Final answer
    x = 1,169.17

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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.