Home / 5,237.64-7,220.34-3,660.84

Finding the Fourth Proportional to 5,237.64, 7,220.34 and 3,660.84

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Solution

The fourth proportional to 5,237.64, 7,220.34 and 3,660.84 is: 5,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.64 : 7,220.34 = 3,660.84 : x
  2. Step 2: Convert to fraction form
    5,237.64/7,220.34 = 3,660.84/x
  3. Step 3: Cross multiply
    5,237.64x = 7,220.34 × 3,660.84
  4. Step 4: Simplify right side
    5,237.64x = 26,432,509.49
  5. Step 5: Solve for x
    x = 26,432,509.49/5,237.64
  6. Step 6: Final answer
    x = 5,046.64

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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.