Home / 4,680.55-7,018.80-2,339.65

Finding the Fourth Proportional to 4,680.55, 7,018.80 and 2,339.65

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Solution

The fourth proportional to 4,680.55, 7,018.80 and 2,339.65 is: 3,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.55 : 7,018.80 = 2,339.65 : x
  2. Step 2: Convert to fraction form
    4,680.55/7,018.80 = 2,339.65/x
  3. Step 3: Cross multiply
    4,680.55x = 7,018.80 × 2,339.65
  4. Step 4: Simplify right side
    4,680.55x = 16,421,535.42
  5. Step 5: Solve for x
    x = 16,421,535.42/4,680.55
  6. Step 6: Final answer
    x = 3,508.46

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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.