Home / 5,455.52-7,528.96-3,359.76

Finding the Fourth Proportional to 5,455.52, 7,528.96 and 3,359.76

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Solution

The fourth proportional to 5,455.52, 7,528.96 and 3,359.76 is: 4,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.52 : 7,528.96 = 3,359.76 : x
  2. Step 2: Convert to fraction form
    5,455.52/7,528.96 = 3,359.76/x
  3. Step 3: Cross multiply
    5,455.52x = 7,528.96 × 3,359.76
  4. Step 4: Simplify right side
    5,455.52x = 25,295,498.65
  5. Step 5: Solve for x
    x = 25,295,498.65/5,455.52
  6. Step 6: Final answer
    x = 4,636.68

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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.