Home / 8,549.04-12,805.80-4,376.43

Finding the Fourth Proportional to 8,549.04, 12,805.80 and 4,376.43

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Solution

The fourth proportional to 8,549.04, 12,805.80 and 4,376.43 is: 6,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.04 : 12,805.80 = 4,376.43 : x
  2. Step 2: Convert to fraction form
    8,549.04/12,805.80 = 4,376.43/x
  3. Step 3: Cross multiply
    8,549.04x = 12,805.80 × 4,376.43
  4. Step 4: Simplify right side
    8,549.04x = 56,043,670.88
  5. Step 5: Solve for x
    x = 56,043,670.88/8,549.04
  6. Step 6: Final answer
    x = 6,555.55

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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.