Home / 8,726.07-12,043.53-5,141.22

Finding the Fourth Proportional to 8,726.07, 12,043.53 and 5,141.22

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Solution

The fourth proportional to 8,726.07, 12,043.53 and 5,141.22 is: 7,095.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.07 : 12,043.53 = 5,141.22 : x
  2. Step 2: Convert to fraction form
    8,726.07/12,043.53 = 5,141.22/x
  3. Step 3: Cross multiply
    8,726.07x = 12,043.53 × 5,141.22
  4. Step 4: Simplify right side
    8,726.07x = 61,918,437.31
  5. Step 5: Solve for x
    x = 61,918,437.31/8,726.07
  6. Step 6: Final answer
    x = 7,095.80

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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.