Home / 5,568.52-7,688.10-3,475.72

Finding the Fourth Proportional to 5,568.52, 7,688.10 and 3,475.72

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Solution

The fourth proportional to 5,568.52, 7,688.10 and 3,475.72 is: 4,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.52 : 7,688.10 = 3,475.72 : x
  2. Step 2: Convert to fraction form
    5,568.52/7,688.10 = 3,475.72/x
  3. Step 3: Cross multiply
    5,568.52x = 7,688.10 × 3,475.72
  4. Step 4: Simplify right side
    5,568.52x = 26,721,682.93
  5. Step 5: Solve for x
    x = 26,721,682.93/5,568.52
  6. Step 6: Final answer
    x = 4,798.70

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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.