Home / 3,117.69-4,675.93-1,474.00

Finding the Fourth Proportional to 3,117.69, 4,675.93 and 1,474.00

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Solution

The fourth proportional to 3,117.69, 4,675.93 and 1,474.00 is: 2,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.69 : 4,675.93 = 1,474.00 : x
  2. Step 2: Convert to fraction form
    3,117.69/4,675.93 = 1,474.00/x
  3. Step 3: Cross multiply
    3,117.69x = 4,675.93 × 1,474.00
  4. Step 4: Simplify right side
    3,117.69x = 6,892,305.45
  5. Step 5: Solve for x
    x = 6,892,305.45/3,117.69
  6. Step 6: Final answer
    x = 2,210.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.