Home / 7,931.44-11,903.88-4,424.84

Finding the Fourth Proportional to 7,931.44, 11,903.88 and 4,424.84

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Solution

The fourth proportional to 7,931.44, 11,903.88 and 4,424.84 is: 6,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931.44 : 11,903.88 = 4,424.84 : x
  2. Step 2: Convert to fraction form
    7,931.44/11,903.88 = 4,424.84/x
  3. Step 3: Cross multiply
    7,931.44x = 11,903.88 × 4,424.84
  4. Step 4: Simplify right side
    7,931.44x = 52,672,764.38
  5. Step 5: Solve for x
    x = 52,672,764.38/7,931.44
  6. Step 6: Final answer
    x = 6,641.01

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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.