Home / 7,451.28-10,282.41-4,308.48

Finding the Fourth Proportional to 7,451.28, 10,282.41 and 4,308.48

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Solution

The fourth proportional to 7,451.28, 10,282.41 and 4,308.48 is: 5,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.28 : 10,282.41 = 4,308.48 : x
  2. Step 2: Convert to fraction form
    7,451.28/10,282.41 = 4,308.48/x
  3. Step 3: Cross multiply
    7,451.28x = 10,282.41 × 4,308.48
  4. Step 4: Simplify right side
    7,451.28x = 44,301,557.84
  5. Step 5: Solve for x
    x = 44,301,557.84/7,451.28
  6. Step 6: Final answer
    x = 5,945.50

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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.