Home / 4,489.86-6,735.36-1,567.76

Finding the Fourth Proportional to 4,489.86, 6,735.36 and 1,567.76

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Solution

The fourth proportional to 4,489.86, 6,735.36 and 1,567.76 is: 2,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.86 : 6,735.36 = 1,567.76 : x
  2. Step 2: Convert to fraction form
    4,489.86/6,735.36 = 1,567.76/x
  3. Step 3: Cross multiply
    4,489.86x = 6,735.36 × 1,567.76
  4. Step 4: Simplify right side
    4,489.86x = 10,559,427.99
  5. Step 5: Solve for x
    x = 10,559,427.99/4,489.86
  6. Step 6: Final answer
    x = 2,351.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.