Home / 6,343.38-8,750.93-4,105.98

Finding the Fourth Proportional to 6,343.38, 8,750.93 and 4,105.98

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Solution

The fourth proportional to 6,343.38, 8,750.93 and 4,105.98 is: 5,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.38 : 8,750.93 = 4,105.98 : x
  2. Step 2: Convert to fraction form
    6,343.38/8,750.93 = 4,105.98/x
  3. Step 3: Cross multiply
    6,343.38x = 8,750.93 × 4,105.98
  4. Step 4: Simplify right side
    6,343.38x = 35,931,123.03
  5. Step 5: Solve for x
    x = 35,931,123.03/6,343.38
  6. Step 6: Final answer
    x = 5,664.35

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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.