Home / 9,968.20-14,984.70-7,066.60

Finding the Fourth Proportional to 9,968.20, 14,984.70 and 7,066.60

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Solution

The fourth proportional to 9,968.20, 14,984.70 and 7,066.60 is: 10,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.20 : 14,984.70 = 7,066.60 : x
  2. Step 2: Convert to fraction form
    9,968.20/14,984.70 = 7,066.60/x
  3. Step 3: Cross multiply
    9,968.20x = 14,984.70 × 7,066.60
  4. Step 4: Simplify right side
    9,968.20x = 105,890,881.02
  5. Step 5: Solve for x
    x = 105,890,881.02/9,968.20
  6. Step 6: Final answer
    x = 10,622.87

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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.