Home / 8,060.81-12,094.25-3,130.74

Finding the Fourth Proportional to 8,060.81, 12,094.25 and 3,130.74

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Solution

The fourth proportional to 8,060.81, 12,094.25 and 3,130.74 is: 4,697.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.81 : 12,094.25 = 3,130.74 : x
  2. Step 2: Convert to fraction form
    8,060.81/12,094.25 = 3,130.74/x
  3. Step 3: Cross multiply
    8,060.81x = 12,094.25 × 3,130.74
  4. Step 4: Simplify right side
    8,060.81x = 37,863,936.59
  5. Step 5: Solve for x
    x = 37,863,936.59/8,060.81
  6. Step 6: Final answer
    x = 4,697.29

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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.