Home / 4,881.39-7,322.58-1,761.66

Finding the Fourth Proportional to 4,881.39, 7,322.58 and 1,761.66

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Solution

The fourth proportional to 4,881.39, 7,322.58 and 1,761.66 is: 2,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.39 : 7,322.58 = 1,761.66 : x
  2. Step 2: Convert to fraction form
    4,881.39/7,322.58 = 1,761.66/x
  3. Step 3: Cross multiply
    4,881.39x = 7,322.58 × 1,761.66
  4. Step 4: Simplify right side
    4,881.39x = 12,899,896.28
  5. Step 5: Solve for x
    x = 12,899,896.28/4,881.39
  6. Step 6: Final answer
    x = 2,642.67

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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.