Home / 8,549.90-12,801.68-4,437.26

Finding the Fourth Proportional to 8,549.90, 12,801.68 and 4,437.26

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Solution

The fourth proportional to 8,549.90, 12,801.68 and 4,437.26 is: 6,643.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.90 : 12,801.68 = 4,437.26 : x
  2. Step 2: Convert to fraction form
    8,549.90/12,801.68 = 4,437.26/x
  3. Step 3: Cross multiply
    8,549.90x = 12,801.68 × 4,437.26
  4. Step 4: Simplify right side
    8,549.90x = 56,804,382.60
  5. Step 5: Solve for x
    x = 56,804,382.60/8,549.90
  6. Step 6: Final answer
    x = 6,643.87

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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.