Home / 10,973.21-15,143.07-5,937.47

Finding the Fourth Proportional to 10,973.21, 15,143.07 and 5,937.47

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Solution

The fourth proportional to 10,973.21, 15,143.07 and 5,937.47 is: 8,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,973.21 : 15,143.07 = 5,937.47 : x
  2. Step 2: Convert to fraction form
    10,973.21/15,143.07 = 5,937.47/x
  3. Step 3: Cross multiply
    10,973.21x = 15,143.07 × 5,937.47
  4. Step 4: Simplify right side
    10,973.21x = 89,911,448.12
  5. Step 5: Solve for x
    x = 89,911,448.12/10,973.21
  6. Step 6: Final answer
    x = 8,193.73

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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.