Home / 11,476.50-15,833.51-7,499.92

Finding the Fourth Proportional to 11,476.50, 15,833.51 and 7,499.92

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Solution

The fourth proportional to 11,476.50, 15,833.51 and 7,499.92 is: 10,347.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.50 : 15,833.51 = 7,499.92 : x
  2. Step 2: Convert to fraction form
    11,476.50/15,833.51 = 7,499.92/x
  3. Step 3: Cross multiply
    11,476.50x = 15,833.51 × 7,499.92
  4. Step 4: Simplify right side
    11,476.50x = 118,749,941.65
  5. Step 5: Solve for x
    x = 118,749,941.65/11,476.50
  6. Step 6: Final answer
    x = 10,347.23

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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.