Home / 5,246.61-7,880.85-4,426.49

Finding the Fourth Proportional to 5,246.61, 7,880.85 and 4,426.49

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Solution

The fourth proportional to 5,246.61, 7,880.85 and 4,426.49 is: 6,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.61 : 7,880.85 = 4,426.49 : x
  2. Step 2: Convert to fraction form
    5,246.61/7,880.85 = 4,426.49/x
  3. Step 3: Cross multiply
    5,246.61x = 7,880.85 × 4,426.49
  4. Step 4: Simplify right side
    5,246.61x = 34,884,464.31
  5. Step 5: Solve for x
    x = 34,884,464.31/5,246.61
  6. Step 6: Final answer
    x = 6,648.95

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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.