Home / 5,373.54-7,415.55-3,485.88

Finding the Fourth Proportional to 5,373.54, 7,415.55 and 3,485.88

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Solution

The fourth proportional to 5,373.54, 7,415.55 and 3,485.88 is: 4,810.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.54 : 7,415.55 = 3,485.88 : x
  2. Step 2: Convert to fraction form
    5,373.54/7,415.55 = 3,485.88/x
  3. Step 3: Cross multiply
    5,373.54x = 7,415.55 × 3,485.88
  4. Step 4: Simplify right side
    5,373.54x = 25,849,717.43
  5. Step 5: Solve for x
    x = 25,849,717.43/5,373.54
  6. Step 6: Final answer
    x = 4,810.56

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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.