Home / 3,598.85-4,966.38-2,005.45

Finding the Fourth Proportional to 3,598.85, 4,966.38 and 2,005.45

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Solution

The fourth proportional to 3,598.85, 4,966.38 and 2,005.45 is: 2,767.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.85 : 4,966.38 = 2,005.45 : x
  2. Step 2: Convert to fraction form
    3,598.85/4,966.38 = 2,005.45/x
  3. Step 3: Cross multiply
    3,598.85x = 4,966.38 × 2,005.45
  4. Step 4: Simplify right side
    3,598.85x = 9,959,814.36
  5. Step 5: Solve for x
    x = 9,959,814.36/3,598.85
  6. Step 6: Final answer
    x = 2,767.50

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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.