Home / 5,629.29-8,453.91-5,342.13

Finding the Fourth Proportional to 5,629.29, 8,453.91 and 5,342.13

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Solution

The fourth proportional to 5,629.29, 8,453.91 and 5,342.13 is: 8,022.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.29 : 8,453.91 = 5,342.13 : x
  2. Step 2: Convert to fraction form
    5,629.29/8,453.91 = 5,342.13/x
  3. Step 3: Cross multiply
    5,629.29x = 8,453.91 × 5,342.13
  4. Step 4: Simplify right side
    5,629.29x = 45,161,886.23
  5. Step 5: Solve for x
    x = 45,161,886.23/5,629.29
  6. Step 6: Final answer
    x = 8,022.66

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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.