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Finding the Fourth Proportional to 4,482.08, 6,723.84 and 1,885.76

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Solution

The fourth proportional to 4,482.08, 6,723.84 and 1,885.76 is: 2,828.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.08 : 6,723.84 = 1,885.76 : x
  2. Step 2: Convert to fraction form
    4,482.08/6,723.84 = 1,885.76/x
  3. Step 3: Cross multiply
    4,482.08x = 6,723.84 × 1,885.76
  4. Step 4: Simplify right side
    4,482.08x = 12,679,548.52
  5. Step 5: Solve for x
    x = 12,679,548.52/4,482.08
  6. Step 6: Final answer
    x = 2,828.94

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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.