Home / 7,248.25-9,927.64-6,822.70

Finding the Fourth Proportional to 7,248.25, 9,927.64 and 6,822.70

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Solution

The fourth proportional to 7,248.25, 9,927.64 and 6,822.70 is: 9,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.25 : 9,927.64 = 6,822.70 : x
  2. Step 2: Convert to fraction form
    7,248.25/9,927.64 = 6,822.70/x
  3. Step 3: Cross multiply
    7,248.25x = 9,927.64 × 6,822.70
  4. Step 4: Simplify right side
    7,248.25x = 67,733,225.68
  5. Step 5: Solve for x
    x = 67,733,225.68/7,248.25
  6. Step 6: Final answer
    x = 9,344.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.