Home / 4,421.46-6,631.32-1,300.74

Finding the Fourth Proportional to 4,421.46, 6,631.32 and 1,300.74

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Solution

The fourth proportional to 4,421.46, 6,631.32 and 1,300.74 is: 1,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.46 : 6,631.32 = 1,300.74 : x
  2. Step 2: Convert to fraction form
    4,421.46/6,631.32 = 1,300.74/x
  3. Step 3: Cross multiply
    4,421.46x = 6,631.32 × 1,300.74
  4. Step 4: Simplify right side
    4,421.46x = 8,625,623.18
  5. Step 5: Solve for x
    x = 8,625,623.18/4,421.46
  6. Step 6: Final answer
    x = 1,950.85

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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.