Home / 10,462.86-15,659.46-7,493.40

Finding the Fourth Proportional to 10,462.86, 15,659.46 and 7,493.40

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Solution

The fourth proportional to 10,462.86, 15,659.46 and 7,493.40 is: 11,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,462.86 : 15,659.46 = 7,493.40 : x
  2. Step 2: Convert to fraction form
    10,462.86/15,659.46 = 7,493.40/x
  3. Step 3: Cross multiply
    10,462.86x = 15,659.46 × 7,493.40
  4. Step 4: Simplify right side
    10,462.86x = 117,342,597.56
  5. Step 5: Solve for x
    x = 117,342,597.56/10,462.86
  6. Step 6: Final answer
    x = 11,215.16

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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.