Home / 10,837.88-14,956.98-6,122.28

Finding the Fourth Proportional to 10,837.88, 14,956.98 and 6,122.28

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Solution

The fourth proportional to 10,837.88, 14,956.98 and 6,122.28 is: 8,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837.88 : 14,956.98 = 6,122.28 : x
  2. Step 2: Convert to fraction form
    10,837.88/14,956.98 = 6,122.28/x
  3. Step 3: Cross multiply
    10,837.88x = 14,956.98 × 6,122.28
  4. Step 4: Simplify right side
    10,837.88x = 91,570,819.51
  5. Step 5: Solve for x
    x = 91,570,819.51/10,837.88
  6. Step 6: Final answer
    x = 8,449.14

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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.