Home / 1,479.30-2,041.50-849.96

Finding the Fourth Proportional to 1,479.30, 2,041.50 and 849.96

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Solution

The fourth proportional to 1,479.30, 2,041.50 and 849.96 is: 1,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479.30 : 2,041.50 = 849.96 : x
  2. Step 2: Convert to fraction form
    1,479.30/2,041.50 = 849.96/x
  3. Step 3: Cross multiply
    1,479.30x = 2,041.50 × 849.96
  4. Step 4: Simplify right side
    1,479.30x = 1,735,193.34
  5. Step 5: Solve for x
    x = 1,735,193.34/1,479.30
  6. Step 6: Final answer
    x = 1,172.98

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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.