Home / 8,349.20-12,525.21-2,804.34

Finding the Fourth Proportional to 8,349.20, 12,525.21 and 2,804.34

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Solution

The fourth proportional to 8,349.20, 12,525.21 and 2,804.34 is: 4,206.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.20 : 12,525.21 = 2,804.34 : x
  2. Step 2: Convert to fraction form
    8,349.20/12,525.21 = 2,804.34/x
  3. Step 3: Cross multiply
    8,349.20x = 12,525.21 × 2,804.34
  4. Step 4: Simplify right side
    8,349.20x = 35,124,947.41
  5. Step 5: Solve for x
    x = 35,124,947.41/8,349.20
  6. Step 6: Final answer
    x = 4,206.99

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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.