Home / 5,918.56-8,156.64-4,423.84

Finding the Fourth Proportional to 5,918.56, 8,156.64 and 4,423.84

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Solution

The fourth proportional to 5,918.56, 8,156.64 and 4,423.84 is: 6,096.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.56 : 8,156.64 = 4,423.84 : x
  2. Step 2: Convert to fraction form
    5,918.56/8,156.64 = 4,423.84/x
  3. Step 3: Cross multiply
    5,918.56x = 8,156.64 × 4,423.84
  4. Step 4: Simplify right side
    5,918.56x = 36,083,670.30
  5. Step 5: Solve for x
    x = 36,083,670.30/5,918.56
  6. Step 6: Final answer
    x = 6,096.70

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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.