Home / 10,666.23-14,720.25-5,887.13

Finding the Fourth Proportional to 10,666.23, 14,720.25 and 5,887.13

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Solution

The fourth proportional to 10,666.23, 14,720.25 and 5,887.13 is: 8,124.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.23 : 14,720.25 = 5,887.13 : x
  2. Step 2: Convert to fraction form
    10,666.23/14,720.25 = 5,887.13/x
  3. Step 3: Cross multiply
    10,666.23x = 14,720.25 × 5,887.13
  4. Step 4: Simplify right side
    10,666.23x = 86,660,023.54
  5. Step 5: Solve for x
    x = 86,660,023.54/10,666.23
  6. Step 6: Final answer
    x = 8,124.71

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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.