Home / 9,927.60-14,867.10-6,622.80

Finding the Fourth Proportional to 9,927.60, 14,867.10 and 6,622.80

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Solution

The fourth proportional to 9,927.60, 14,867.10 and 6,622.80 is: 9,917.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.60 : 14,867.10 = 6,622.80 : x
  2. Step 2: Convert to fraction form
    9,927.60/14,867.10 = 6,622.80/x
  3. Step 3: Cross multiply
    9,927.60x = 14,867.10 × 6,622.80
  4. Step 4: Simplify right side
    9,927.60x = 98,461,829.88
  5. Step 5: Solve for x
    x = 98,461,829.88/9,927.60
  6. Step 6: Final answer
    x = 9,917.99

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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.