Home / 4,551.62-6,281.91-2,784.24

Finding the Fourth Proportional to 4,551.62, 6,281.91 and 2,784.24

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Solution

The fourth proportional to 4,551.62, 6,281.91 and 2,784.24 is: 3,842.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.62 : 6,281.91 = 2,784.24 : x
  2. Step 2: Convert to fraction form
    4,551.62/6,281.91 = 2,784.24/x
  3. Step 3: Cross multiply
    4,551.62x = 6,281.91 × 2,784.24
  4. Step 4: Simplify right side
    4,551.62x = 17,490,345.10
  5. Step 5: Solve for x
    x = 17,490,345.10/4,551.62
  6. Step 6: Final answer
    x = 3,842.67

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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.