Home / 3,670.34-5,064.36-2,179.58

Finding the Fourth Proportional to 3,670.34, 5,064.36 and 2,179.58

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Solution

The fourth proportional to 3,670.34, 5,064.36 and 2,179.58 is: 3,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.34 : 5,064.36 = 2,179.58 : x
  2. Step 2: Convert to fraction form
    3,670.34/5,064.36 = 2,179.58/x
  3. Step 3: Cross multiply
    3,670.34x = 5,064.36 × 2,179.58
  4. Step 4: Simplify right side
    3,670.34x = 11,038,177.77
  5. Step 5: Solve for x
    x = 11,038,177.77/3,670.34
  6. Step 6: Final answer
    x = 3,007.40

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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.