Home / 4,866.21-6,715.40-2,770.34

Finding the Fourth Proportional to 4,866.21, 6,715.40 and 2,770.34

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Solution

The fourth proportional to 4,866.21, 6,715.40 and 2,770.34 is: 3,823.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.21 : 6,715.40 = 2,770.34 : x
  2. Step 2: Convert to fraction form
    4,866.21/6,715.40 = 2,770.34/x
  3. Step 3: Cross multiply
    4,866.21x = 6,715.40 × 2,770.34
  4. Step 4: Simplify right side
    4,866.21x = 18,603,893.81
  5. Step 5: Solve for x
    x = 18,603,893.81/4,866.21
  6. Step 6: Final answer
    x = 3,823.08

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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.