Home / 7,822.84-10,795.54-4,286.28

Finding the Fourth Proportional to 7,822.84, 10,795.54 and 4,286.28

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Solution

The fourth proportional to 7,822.84, 10,795.54 and 4,286.28 is: 5,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.84 : 10,795.54 = 4,286.28 : x
  2. Step 2: Convert to fraction form
    7,822.84/10,795.54 = 4,286.28/x
  3. Step 3: Cross multiply
    7,822.84x = 10,795.54 × 4,286.28
  4. Step 4: Simplify right side
    7,822.84x = 46,272,707.19
  5. Step 5: Solve for x
    x = 46,272,707.19/7,822.84
  6. Step 6: Final answer
    x = 5,915.08

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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.