Home / 12,025.12-16,594.05-6,718.90

Finding the Fourth Proportional to 12,025.12, 16,594.05 and 6,718.90

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Solution

The fourth proportional to 12,025.12, 16,594.05 and 6,718.90 is: 9,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.12 : 16,594.05 = 6,718.90 : x
  2. Step 2: Convert to fraction form
    12,025.12/16,594.05 = 6,718.90/x
  3. Step 3: Cross multiply
    12,025.12x = 16,594.05 × 6,718.90
  4. Step 4: Simplify right side
    12,025.12x = 111,493,762.55
  5. Step 5: Solve for x
    x = 111,493,762.55/12,025.12
  6. Step 6: Final answer
    x = 9,271.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.