Home / 8,426.08-11,626.02-4,888.66

Finding the Fourth Proportional to 8,426.08, 11,626.02 and 4,888.66

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Solution

The fourth proportional to 8,426.08, 11,626.02 and 4,888.66 is: 6,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426.08 : 11,626.02 = 4,888.66 : x
  2. Step 2: Convert to fraction form
    8,426.08/11,626.02 = 4,888.66/x
  3. Step 3: Cross multiply
    8,426.08x = 11,626.02 × 4,888.66
  4. Step 4: Simplify right side
    8,426.08x = 56,835,658.93
  5. Step 5: Solve for x
    x = 56,835,658.93/8,426.08
  6. Step 6: Final answer
    x = 6,745.21

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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.