Home / 3,342.02-5,011.34-1,955.77

Finding the Fourth Proportional to 3,342.02, 5,011.34 and 1,955.77

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Solution

The fourth proportional to 3,342.02, 5,011.34 and 1,955.77 is: 2,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.02 : 5,011.34 = 1,955.77 : x
  2. Step 2: Convert to fraction form
    3,342.02/5,011.34 = 1,955.77/x
  3. Step 3: Cross multiply
    3,342.02x = 5,011.34 × 1,955.77
  4. Step 4: Simplify right side
    3,342.02x = 9,801,028.47
  5. Step 5: Solve for x
    x = 9,801,028.47/3,342.02
  6. Step 6: Final answer
    x = 2,932.67

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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.