Home / 8,962.22-12,367.80-4,983.30

Finding the Fourth Proportional to 8,962.22, 12,367.80 and 4,983.30

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Solution

The fourth proportional to 8,962.22, 12,367.80 and 4,983.30 is: 6,876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.22 : 12,367.80 = 4,983.30 : x
  2. Step 2: Convert to fraction form
    8,962.22/12,367.80 = 4,983.30/x
  3. Step 3: Cross multiply
    8,962.22x = 12,367.80 × 4,983.30
  4. Step 4: Simplify right side
    8,962.22x = 61,632,457.74
  5. Step 5: Solve for x
    x = 61,632,457.74/8,962.22
  6. Step 6: Final answer
    x = 6,876.92

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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.