Home / 8,812.05-13,206.32-4,651.08

Finding the Fourth Proportional to 8,812.05, 13,206.32 and 4,651.08

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Solution

The fourth proportional to 8,812.05, 13,206.32 and 4,651.08 is: 6,970.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.05 : 13,206.32 = 4,651.08 : x
  2. Step 2: Convert to fraction form
    8,812.05/13,206.32 = 4,651.08/x
  3. Step 3: Cross multiply
    8,812.05x = 13,206.32 × 4,651.08
  4. Step 4: Simplify right side
    8,812.05x = 61,423,650.83
  5. Step 5: Solve for x
    x = 61,423,650.83/8,812.05
  6. Step 6: Final answer
    x = 6,970.42

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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.