Home / 4,411.03-6,618.86-1,947.55

Finding the Fourth Proportional to 4,411.03, 6,618.86 and 1,947.55

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Solution

The fourth proportional to 4,411.03, 6,618.86 and 1,947.55 is: 2,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.03 : 6,618.86 = 1,947.55 : x
  2. Step 2: Convert to fraction form
    4,411.03/6,618.86 = 1,947.55/x
  3. Step 3: Cross multiply
    4,411.03x = 6,618.86 × 1,947.55
  4. Step 4: Simplify right side
    4,411.03x = 12,890,549.11
  5. Step 5: Solve for x
    x = 12,890,549.11/4,411.03
  6. Step 6: Final answer
    x = 2,922.35

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1.5x scale

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.