Home / 8,930.53-12,325.59-6,802.66

Finding the Fourth Proportional to 8,930.53, 12,325.59 and 6,802.66

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Solution

The fourth proportional to 8,930.53, 12,325.59 and 6,802.66 is: 9,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.53 : 12,325.59 = 6,802.66 : x
  2. Step 2: Convert to fraction form
    8,930.53/12,325.59 = 6,802.66/x
  3. Step 3: Cross multiply
    8,930.53x = 12,325.59 × 6,802.66
  4. Step 4: Simplify right side
    8,930.53x = 83,846,798.07
  5. Step 5: Solve for x
    x = 83,846,798.07/8,930.53
  6. Step 6: Final answer
    x = 9,388.78

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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.