Home / 8,030.40-12,045.57-3,586.92

Finding the Fourth Proportional to 8,030.40, 12,045.57 and 3,586.92

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Solution

The fourth proportional to 8,030.40, 12,045.57 and 3,586.92 is: 5,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.40 : 12,045.57 = 3,586.92 : x
  2. Step 2: Convert to fraction form
    8,030.40/12,045.57 = 3,586.92/x
  3. Step 3: Cross multiply
    8,030.40x = 12,045.57 × 3,586.92
  4. Step 4: Simplify right side
    8,030.40x = 43,206,495.94
  5. Step 5: Solve for x
    x = 43,206,495.94/8,030.40
  6. Step 6: Final answer
    x = 5,380.37

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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.