Home / 5,455.06-7,525.65-4,271.38

Finding the Fourth Proportional to 5,455.06, 7,525.65 and 4,271.38

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Solution

The fourth proportional to 5,455.06, 7,525.65 and 4,271.38 is: 5,892.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.06 : 7,525.65 = 4,271.38 : x
  2. Step 2: Convert to fraction form
    5,455.06/7,525.65 = 4,271.38/x
  3. Step 3: Cross multiply
    5,455.06x = 7,525.65 × 4,271.38
  4. Step 4: Simplify right side
    5,455.06x = 32,144,910.90
  5. Step 5: Solve for x
    x = 32,144,910.90/5,455.06
  6. Step 6: Final answer
    x = 5,892.68

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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.