Home / 8,698.50-13,048.61-2,458.56

Finding the Fourth Proportional to 8,698.50, 13,048.61 and 2,458.56

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Solution

The fourth proportional to 8,698.50, 13,048.61 and 2,458.56 is: 3,688.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.50 : 13,048.61 = 2,458.56 : x
  2. Step 2: Convert to fraction form
    8,698.50/13,048.61 = 2,458.56/x
  3. Step 3: Cross multiply
    8,698.50x = 13,048.61 × 2,458.56
  4. Step 4: Simplify right side
    8,698.50x = 32,080,778.31
  5. Step 5: Solve for x
    x = 32,080,778.31/8,698.50
  6. Step 6: Final answer
    x = 3,688.08

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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.