Home / 10,213.24-15,316.08-3,637.68

Finding the Fourth Proportional to 10,213.24, 15,316.08 and 3,637.68

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Solution

The fourth proportional to 10,213.24, 15,316.08 and 3,637.68 is: 5,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.24 : 15,316.08 = 3,637.68 : x
  2. Step 2: Convert to fraction form
    10,213.24/15,316.08 = 3,637.68/x
  3. Step 3: Cross multiply
    10,213.24x = 15,316.08 × 3,637.68
  4. Step 4: Simplify right side
    10,213.24x = 55,714,997.89
  5. Step 5: Solve for x
    x = 55,714,997.89/10,213.24
  6. Step 6: Final answer
    x = 5,455.17

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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.