Home / 8,698.65-13,048.05-2,458.80

Finding the Fourth Proportional to 8,698.65, 13,048.05 and 2,458.80

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Solution

The fourth proportional to 8,698.65, 13,048.05 and 2,458.80 is: 3,688.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.65 : 13,048.05 = 2,458.80 : x
  2. Step 2: Convert to fraction form
    8,698.65/13,048.05 = 2,458.80/x
  3. Step 3: Cross multiply
    8,698.65x = 13,048.05 × 2,458.80
  4. Step 4: Simplify right side
    8,698.65x = 32,082,545.34
  5. Step 5: Solve for x
    x = 32,082,545.34/8,698.65
  6. Step 6: Final answer
    x = 3,688.22

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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.