Home / 4,437.56-6,654.82-1,316.80

Finding the Fourth Proportional to 4,437.56, 6,654.82 and 1,316.80

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Solution

The fourth proportional to 4,437.56, 6,654.82 and 1,316.80 is: 1,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.56 : 6,654.82 = 1,316.80 : x
  2. Step 2: Convert to fraction form
    4,437.56/6,654.82 = 1,316.80/x
  3. Step 3: Cross multiply
    4,437.56x = 6,654.82 × 1,316.80
  4. Step 4: Simplify right side
    4,437.56x = 8,763,066.98
  5. Step 5: Solve for x
    x = 8,763,066.98/4,437.56
  6. Step 6: Final answer
    x = 1,974.75

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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.