Home / 6,762.12-9,331.71-3,777.96

Finding the Fourth Proportional to 6,762.12, 9,331.71 and 3,777.96

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Solution

The fourth proportional to 6,762.12, 9,331.71 and 3,777.96 is: 5,213.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.12 : 9,331.71 = 3,777.96 : x
  2. Step 2: Convert to fraction form
    6,762.12/9,331.71 = 3,777.96/x
  3. Step 3: Cross multiply
    6,762.12x = 9,331.71 × 3,777.96
  4. Step 4: Simplify right side
    6,762.12x = 35,254,827.11
  5. Step 5: Solve for x
    x = 35,254,827.11/6,762.12
  6. Step 6: Final answer
    x = 5,213.58

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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.