Home / 8,883.09-12,259.26-5,107.47

Finding the Fourth Proportional to 8,883.09, 12,259.26 and 5,107.47

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Solution

The fourth proportional to 8,883.09, 12,259.26 and 5,107.47 is: 7,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.09 : 12,259.26 = 5,107.47 : x
  2. Step 2: Convert to fraction form
    8,883.09/12,259.26 = 5,107.47/x
  3. Step 3: Cross multiply
    8,883.09x = 12,259.26 × 5,107.47
  4. Step 4: Simplify right side
    8,883.09x = 62,613,802.67
  5. Step 5: Solve for x
    x = 62,613,802.67/8,883.09
  6. Step 6: Final answer
    x = 7,048.65

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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.