Home / 4,443.40-6,157.81-4,380.76

Finding the Fourth Proportional to 4,443.40, 6,157.81 and 4,380.76

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Solution

The fourth proportional to 4,443.40, 6,157.81 and 4,380.76 is: 6,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.40 : 6,157.81 = 4,380.76 : x
  2. Step 2: Convert to fraction form
    4,443.40/6,157.81 = 4,380.76/x
  3. Step 3: Cross multiply
    4,443.40x = 6,157.81 × 4,380.76
  4. Step 4: Simplify right side
    4,443.40x = 26,975,887.74
  5. Step 5: Solve for x
    x = 26,975,887.74/4,443.40
  6. Step 6: Final answer
    x = 6,071.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.