Home / 10,484.44-15,709.38-7,322.20

Finding the Fourth Proportional to 10,484.44, 15,709.38 and 7,322.20

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Solution

The fourth proportional to 10,484.44, 15,709.38 and 7,322.20 is: 10,971.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484.44 : 15,709.38 = 7,322.20 : x
  2. Step 2: Convert to fraction form
    10,484.44/15,709.38 = 7,322.20/x
  3. Step 3: Cross multiply
    10,484.44x = 15,709.38 × 7,322.20
  4. Step 4: Simplify right side
    10,484.44x = 115,027,222.24
  5. Step 5: Solve for x
    x = 115,027,222.24/10,484.44
  6. Step 6: Final answer
    x = 10,971.23

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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.