Home / 4,420.92-6,631.59-1,955.76

Finding the Fourth Proportional to 4,420.92, 6,631.59 and 1,955.76

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Solution

The fourth proportional to 4,420.92, 6,631.59 and 1,955.76 is: 2,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.92 : 6,631.59 = 1,955.76 : x
  2. Step 2: Convert to fraction form
    4,420.92/6,631.59 = 1,955.76/x
  3. Step 3: Cross multiply
    4,420.92x = 6,631.59 × 1,955.76
  4. Step 4: Simplify right side
    4,420.92x = 12,969,798.46
  5. Step 5: Solve for x
    x = 12,969,798.46/4,420.92
  6. Step 6: Final answer
    x = 2,933.73

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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.