Home / 3,750.03-5,628.51-1,902.47

Finding the Fourth Proportional to 3,750.03, 5,628.51 and 1,902.47

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Solution

The fourth proportional to 3,750.03, 5,628.51 and 1,902.47 is: 2,855.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.03 : 5,628.51 = 1,902.47 : x
  2. Step 2: Convert to fraction form
    3,750.03/5,628.51 = 1,902.47/x
  3. Step 3: Cross multiply
    3,750.03x = 5,628.51 × 1,902.47
  4. Step 4: Simplify right side
    3,750.03x = 10,708,043.28
  5. Step 5: Solve for x
    x = 10,708,043.28/3,750.03
  6. Step 6: Final answer
    x = 2,855.46

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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.