Home / 8,329.29-11,495.25-4,972.07

Finding the Fourth Proportional to 8,329.29, 11,495.25 and 4,972.07

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Solution

The fourth proportional to 8,329.29, 11,495.25 and 4,972.07 is: 6,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.29 : 11,495.25 = 4,972.07 : x
  2. Step 2: Convert to fraction form
    8,329.29/11,495.25 = 4,972.07/x
  3. Step 3: Cross multiply
    8,329.29x = 11,495.25 × 4,972.07
  4. Step 4: Simplify right side
    8,329.29x = 57,155,187.67
  5. Step 5: Solve for x
    x = 57,155,187.67/8,329.29
  6. Step 6: Final answer
    x = 6,861.95

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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.