Home / 9,712.26-13,402.53-5,463.41

Finding the Fourth Proportional to 9,712.26, 13,402.53 and 5,463.41

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Solution

The fourth proportional to 9,712.26, 13,402.53 and 5,463.41 is: 7,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.26 : 13,402.53 = 5,463.41 : x
  2. Step 2: Convert to fraction form
    9,712.26/13,402.53 = 5,463.41/x
  3. Step 3: Cross multiply
    9,712.26x = 13,402.53 × 5,463.41
  4. Step 4: Simplify right side
    9,712.26x = 73,223,449.41
  5. Step 5: Solve for x
    x = 73,223,449.41/9,712.26
  6. Step 6: Final answer
    x = 7,539.28

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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.