Home / 1,476.61-2,037.49-847.13

Finding the Fourth Proportional to 1,476.61, 2,037.49 and 847.13

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Solution

The fourth proportional to 1,476.61, 2,037.49 and 847.13 is: 1,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.61 : 2,037.49 = 847.13 : x
  2. Step 2: Convert to fraction form
    1,476.61/2,037.49 = 847.13/x
  3. Step 3: Cross multiply
    1,476.61x = 2,037.49 × 847.13
  4. Step 4: Simplify right side
    1,476.61x = 1,726,006.60
  5. Step 5: Solve for x
    x = 1,726,006.60/1,476.61
  6. Step 6: Final answer
    x = 1,168.90

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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.