Home / 10,739.25-14,821.79-6,549.93

Finding the Fourth Proportional to 10,739.25, 14,821.79 and 6,549.93

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Solution

The fourth proportional to 10,739.25, 14,821.79 and 6,549.93 is: 9,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.25 : 14,821.79 = 6,549.93 : x
  2. Step 2: Convert to fraction form
    10,739.25/14,821.79 = 6,549.93/x
  3. Step 3: Cross multiply
    10,739.25x = 14,821.79 × 6,549.93
  4. Step 4: Simplify right side
    10,739.25x = 97,081,654.23
  5. Step 5: Solve for x
    x = 97,081,654.23/10,739.25
  6. Step 6: Final answer
    x = 9,039.89

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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.