Home / 8,332.21-11,501.01-4,797.78

Finding the Fourth Proportional to 8,332.21, 11,501.01 and 4,797.78

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Solution

The fourth proportional to 8,332.21, 11,501.01 and 4,797.78 is: 6,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.21 : 11,501.01 = 4,797.78 : x
  2. Step 2: Convert to fraction form
    8,332.21/11,501.01 = 4,797.78/x
  3. Step 3: Cross multiply
    8,332.21x = 11,501.01 × 4,797.78
  4. Step 4: Simplify right side
    8,332.21x = 55,179,258.25
  5. Step 5: Solve for x
    x = 55,179,258.25/8,332.21
  6. Step 6: Final answer
    x = 6,622.40

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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.