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Finding the Fourth Proportional to 9,341.80, 14,028.90 and 4,967.80

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Solution

The fourth proportional to 9,341.80, 14,028.90 and 4,967.80 is: 7,460.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341.80 : 14,028.90 = 4,967.80 : x
  2. Step 2: Convert to fraction form
    9,341.80/14,028.90 = 4,967.80/x
  3. Step 3: Cross multiply
    9,341.80x = 14,028.90 × 4,967.80
  4. Step 4: Simplify right side
    9,341.80x = 69,692,769.42
  5. Step 5: Solve for x
    x = 69,692,769.42/9,341.80
  6. Step 6: Final answer
    x = 7,460.31

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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.