Home / 8,301.24-11,457.04-5,316.92

Finding the Fourth Proportional to 8,301.24, 11,457.04 and 5,316.92

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Solution

The fourth proportional to 8,301.24, 11,457.04 and 5,316.92 is: 7,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.24 : 11,457.04 = 5,316.92 : x
  2. Step 2: Convert to fraction form
    8,301.24/11,457.04 = 5,316.92/x
  3. Step 3: Cross multiply
    8,301.24x = 11,457.04 × 5,316.92
  4. Step 4: Simplify right side
    8,301.24x = 60,916,165.12
  5. Step 5: Solve for x
    x = 60,916,165.12/8,301.24
  6. Step 6: Final answer
    x = 7,338.20

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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.