Home / 10,371.88-14,313.07-5,656.06

Finding the Fourth Proportional to 10,371.88, 14,313.07 and 5,656.06

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Solution

The fourth proportional to 10,371.88, 14,313.07 and 5,656.06 is: 7,805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.88 : 14,313.07 = 5,656.06 : x
  2. Step 2: Convert to fraction form
    10,371.88/14,313.07 = 5,656.06/x
  3. Step 3: Cross multiply
    10,371.88x = 14,313.07 × 5,656.06
  4. Step 4: Simplify right side
    10,371.88x = 80,955,582.70
  5. Step 5: Solve for x
    x = 80,955,582.70/10,371.88
  6. Step 6: Final answer
    x = 7,805.29

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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.