Home / 6,498.30-9,730.62-5,455.92

Finding the Fourth Proportional to 6,498.30, 9,730.62 and 5,455.92

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Solution

The fourth proportional to 6,498.30, 9,730.62 and 5,455.92 is: 8,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498.30 : 9,730.62 = 5,455.92 : x
  2. Step 2: Convert to fraction form
    6,498.30/9,730.62 = 5,455.92/x
  3. Step 3: Cross multiply
    6,498.30x = 9,730.62 × 5,455.92
  4. Step 4: Simplify right side
    6,498.30x = 53,089,484.27
  5. Step 5: Solve for x
    x = 53,089,484.27/6,498.30
  6. Step 6: Final answer
    x = 8,169.75

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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.