Home / 5,459.86-7,535.51-3,222.28

Finding the Fourth Proportional to 5,459.86, 7,535.51 and 3,222.28

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Solution

The fourth proportional to 5,459.86, 7,535.51 and 3,222.28 is: 4,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.86 : 7,535.51 = 3,222.28 : x
  2. Step 2: Convert to fraction form
    5,459.86/7,535.51 = 3,222.28/x
  3. Step 3: Cross multiply
    5,459.86x = 7,535.51 × 3,222.28
  4. Step 4: Simplify right side
    5,459.86x = 24,281,523.16
  5. Step 5: Solve for x
    x = 24,281,523.16/5,459.86
  6. Step 6: Final answer
    x = 4,447.28

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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.