Home / 8,426.35-12,633.45-5,506.30

Finding the Fourth Proportional to 8,426.35, 12,633.45 and 5,506.30

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Solution

The fourth proportional to 8,426.35, 12,633.45 and 5,506.30 is: 8,255.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.35 : 12,633.45 = 5,506.30 : x
  2. Step 2: Convert to fraction form
    8,426.35/12,633.45 = 5,506.30/x
  3. Step 3: Cross multiply
    8,426.35x = 12,633.45 × 5,506.30
  4. Step 4: Simplify right side
    8,426.35x = 69,563,565.74
  5. Step 5: Solve for x
    x = 69,563,565.74/8,426.35
  6. Step 6: Final answer
    x = 8,255.48

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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.