Home / 6,675.28-10,009.85-3,902.81

Finding the Fourth Proportional to 6,675.28, 10,009.85 and 3,902.81

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Solution

The fourth proportional to 6,675.28, 10,009.85 and 3,902.81 is: 5,852.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675.28 : 10,009.85 = 3,902.81 : x
  2. Step 2: Convert to fraction form
    6,675.28/10,009.85 = 3,902.81/x
  3. Step 3: Cross multiply
    6,675.28x = 10,009.85 × 3,902.81
  4. Step 4: Simplify right side
    6,675.28x = 39,066,473.12
  5. Step 5: Solve for x
    x = 39,066,473.12/6,675.28
  6. Step 6: Final answer
    x = 5,852.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.