Home / 7,823.88-10,796.95-4,680.81

Finding the Fourth Proportional to 7,823.88, 10,796.95 and 4,680.81

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Solution

The fourth proportional to 7,823.88, 10,796.95 and 4,680.81 is: 6,459.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.88 : 10,796.95 = 4,680.81 : x
  2. Step 2: Convert to fraction form
    7,823.88/10,796.95 = 4,680.81/x
  3. Step 3: Cross multiply
    7,823.88x = 10,796.95 × 4,680.81
  4. Step 4: Simplify right side
    7,823.88x = 50,538,471.53
  5. Step 5: Solve for x
    x = 50,538,471.53/7,823.88
  6. Step 6: Final answer
    x = 6,459.52

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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.