Home / 4,903.96-6,767.48-2,665.86

Finding the Fourth Proportional to 4,903.96, 6,767.48 and 2,665.86

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Solution

The fourth proportional to 4,903.96, 6,767.48 and 2,665.86 is: 3,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.96 : 6,767.48 = 2,665.86 : x
  2. Step 2: Convert to fraction form
    4,903.96/6,767.48 = 2,665.86/x
  3. Step 3: Cross multiply
    4,903.96x = 6,767.48 × 2,665.86
  4. Step 4: Simplify right side
    4,903.96x = 18,041,154.23
  5. Step 5: Solve for x
    x = 18,041,154.23/4,903.96
  6. Step 6: Final answer
    x = 3,678.90

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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.