Home / 10,349.88-14,283.09-5,634.51

Finding the Fourth Proportional to 10,349.88, 14,283.09 and 5,634.51

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Solution

The fourth proportional to 10,349.88, 14,283.09 and 5,634.51 is: 7,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.88 : 14,283.09 = 5,634.51 : x
  2. Step 2: Convert to fraction form
    10,349.88/14,283.09 = 5,634.51/x
  3. Step 3: Cross multiply
    10,349.88x = 14,283.09 × 5,634.51
  4. Step 4: Simplify right side
    10,349.88x = 80,478,213.44
  5. Step 5: Solve for x
    x = 80,478,213.44/10,349.88
  6. Step 6: Final answer
    x = 7,775.76

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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.