Home / 4,657.98-6,429.38-2,770.91

Finding the Fourth Proportional to 4,657.98, 6,429.38 and 2,770.91

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Solution

The fourth proportional to 4,657.98, 6,429.38 and 2,770.91 is: 3,824.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.98 : 6,429.38 = 2,770.91 : x
  2. Step 2: Convert to fraction form
    4,657.98/6,429.38 = 2,770.91/x
  3. Step 3: Cross multiply
    4,657.98x = 6,429.38 × 2,770.91
  4. Step 4: Simplify right side
    4,657.98x = 17,815,233.34
  5. Step 5: Solve for x
    x = 17,815,233.34/4,657.98
  6. Step 6: Final answer
    x = 3,824.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.