Home / 10,449.28-14,417.44-5,971.68

Finding the Fourth Proportional to 10,449.28, 14,417.44 and 5,971.68

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Solution

The fourth proportional to 10,449.28, 14,417.44 and 5,971.68 is: 8,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.28 : 14,417.44 = 5,971.68 : x
  2. Step 2: Convert to fraction form
    10,449.28/14,417.44 = 5,971.68/x
  3. Step 3: Cross multiply
    10,449.28x = 14,417.44 × 5,971.68
  4. Step 4: Simplify right side
    10,449.28x = 86,096,338.10
  5. Step 5: Solve for x
    x = 86,096,338.10/10,449.28
  6. Step 6: Final answer
    x = 8,239.45

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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.