Home / 7,903.28-11,854.80-2,360.45

Finding the Fourth Proportional to 7,903.28, 11,854.80 and 2,360.45

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Solution

The fourth proportional to 7,903.28, 11,854.80 and 2,360.45 is: 3,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.28 : 11,854.80 = 2,360.45 : x
  2. Step 2: Convert to fraction form
    7,903.28/11,854.80 = 2,360.45/x
  3. Step 3: Cross multiply
    7,903.28x = 11,854.80 × 2,360.45
  4. Step 4: Simplify right side
    7,903.28x = 27,982,662.66
  5. Step 5: Solve for x
    x = 27,982,662.66/7,903.28
  6. Step 6: Final answer
    x = 3,540.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.