Home / 3,001.45-4,141.95-1,675.18

Finding the Fourth Proportional to 3,001.45, 4,141.95 and 1,675.18

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Solution

The fourth proportional to 3,001.45, 4,141.95 and 1,675.18 is: 2,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.45 : 4,141.95 = 1,675.18 : x
  2. Step 2: Convert to fraction form
    3,001.45/4,141.95 = 1,675.18/x
  3. Step 3: Cross multiply
    3,001.45x = 4,141.95 × 1,675.18
  4. Step 4: Simplify right side
    3,001.45x = 6,938,511.80
  5. Step 5: Solve for x
    x = 6,938,511.80/3,001.45
  6. Step 6: Final answer
    x = 2,311.72

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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.