Home / 7,922.87-10,932.81-4,735.53

Finding the Fourth Proportional to 7,922.87, 10,932.81 and 4,735.53

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Solution

The fourth proportional to 7,922.87, 10,932.81 and 4,735.53 is: 6,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.87 : 10,932.81 = 4,735.53 : x
  2. Step 2: Convert to fraction form
    7,922.87/10,932.81 = 4,735.53/x
  3. Step 3: Cross multiply
    7,922.87x = 10,932.81 × 4,735.53
  4. Step 4: Simplify right side
    7,922.87x = 51,772,649.74
  5. Step 5: Solve for x
    x = 51,772,649.74/7,922.87
  6. Step 6: Final answer
    x = 6,534.59

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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.