Home / 4,156.76-5,735.67-3,319.76

Finding the Fourth Proportional to 4,156.76, 5,735.67 and 3,319.76

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Solution

The fourth proportional to 4,156.76, 5,735.67 and 3,319.76 is: 4,580.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.76 : 5,735.67 = 3,319.76 : x
  2. Step 2: Convert to fraction form
    4,156.76/5,735.67 = 3,319.76/x
  3. Step 3: Cross multiply
    4,156.76x = 5,735.67 × 3,319.76
  4. Step 4: Simplify right side
    4,156.76x = 19,041,047.84
  5. Step 5: Solve for x
    x = 19,041,047.84/4,156.76
  6. Step 6: Final answer
    x = 4,580.74

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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.