Home / 4,720.21-6,516.65-3,267.68

Finding the Fourth Proportional to 4,720.21, 6,516.65 and 3,267.68

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Solution

The fourth proportional to 4,720.21, 6,516.65 and 3,267.68 is: 4,511.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.21 : 6,516.65 = 3,267.68 : x
  2. Step 2: Convert to fraction form
    4,720.21/6,516.65 = 3,267.68/x
  3. Step 3: Cross multiply
    4,720.21x = 6,516.65 × 3,267.68
  4. Step 4: Simplify right side
    4,720.21x = 21,294,302.46
  5. Step 5: Solve for x
    x = 21,294,302.46/4,720.21
  6. Step 6: Final answer
    x = 4,511.31

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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.