Home / 4,675.80-6,456.74-2,910.41

Finding the Fourth Proportional to 4,675.80, 6,456.74 and 2,910.41

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Solution

The fourth proportional to 4,675.80, 6,456.74 and 2,910.41 is: 4,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.80 : 6,456.74 = 2,910.41 : x
  2. Step 2: Convert to fraction form
    4,675.80/6,456.74 = 2,910.41/x
  3. Step 3: Cross multiply
    4,675.80x = 6,456.74 × 2,910.41
  4. Step 4: Simplify right side
    4,675.80x = 18,791,713.83
  5. Step 5: Solve for x
    x = 18,791,713.83/4,675.80
  6. Step 6: Final answer
    x = 4,018.93

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1.5x scale

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.