Home / 5,688.56-7,849.04-3,591.52

Finding the Fourth Proportional to 5,688.56, 7,849.04 and 3,591.52

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Solution

The fourth proportional to 5,688.56, 7,849.04 and 3,591.52 is: 4,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.56 : 7,849.04 = 3,591.52 : x
  2. Step 2: Convert to fraction form
    5,688.56/7,849.04 = 3,591.52/x
  3. Step 3: Cross multiply
    5,688.56x = 7,849.04 × 3,591.52
  4. Step 4: Simplify right side
    5,688.56x = 28,189,984.14
  5. Step 5: Solve for x
    x = 28,189,984.14/5,688.56
  6. Step 6: Final answer
    x = 4,955.56

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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.