Home / 7,633.86-11,433.02-7,423.66

Finding the Fourth Proportional to 7,633.86, 11,433.02 and 7,423.66

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Solution

The fourth proportional to 7,633.86, 11,433.02 and 7,423.66 is: 11,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.86 : 11,433.02 = 7,423.66 : x
  2. Step 2: Convert to fraction form
    7,633.86/11,433.02 = 7,423.66/x
  3. Step 3: Cross multiply
    7,633.86x = 11,433.02 × 7,423.66
  4. Step 4: Simplify right side
    7,633.86x = 84,874,853.25
  5. Step 5: Solve for x
    x = 84,874,853.25/7,633.86
  6. Step 6: Final answer
    x = 11,118.21

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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.