Home / 8,525.61-12,790.49-2,903.23

Finding the Fourth Proportional to 8,525.61, 12,790.49 and 2,903.23

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Solution

The fourth proportional to 8,525.61, 12,790.49 and 2,903.23 is: 4,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.61 : 12,790.49 = 2,903.23 : x
  2. Step 2: Convert to fraction form
    8,525.61/12,790.49 = 2,903.23/x
  3. Step 3: Cross multiply
    8,525.61x = 12,790.49 × 2,903.23
  4. Step 4: Simplify right side
    8,525.61x = 37,133,734.28
  5. Step 5: Solve for x
    x = 37,133,734.28/8,525.61
  6. Step 6: Final answer
    x = 4,355.55

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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.