Home / 9,699.16-13,387.26-5,971

Finding the Fourth Proportional to 9,699.16, 13,387.26 and 5,971

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Solution

The fourth proportional to 9,699.16, 13,387.26 and 5,971 is: 8,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.16 : 13,387.26 = 5,971 : x
  2. Step 2: Convert to fraction form
    9,699.16/13,387.26 = 5,971/x
  3. Step 3: Cross multiply
    9,699.16x = 13,387.26 × 5,971
  4. Step 4: Simplify right side
    9,699.16x = 79,935,329.46
  5. Step 5: Solve for x
    x = 79,935,329.46/9,699.16
  6. Step 6: Final answer
    x = 8,241.47

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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.