Home / 6,812.24-9,405.24-5,317.52

Finding the Fourth Proportional to 6,812.24, 9,405.24 and 5,317.52

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Solution

The fourth proportional to 6,812.24, 9,405.24 and 5,317.52 is: 7,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.24 : 9,405.24 = 5,317.52 : x
  2. Step 2: Convert to fraction form
    6,812.24/9,405.24 = 5,317.52/x
  3. Step 3: Cross multiply
    6,812.24x = 9,405.24 × 5,317.52
  4. Step 4: Simplify right side
    6,812.24x = 50,012,551.80
  5. Step 5: Solve for x
    x = 50,012,551.80/6,812.24
  6. Step 6: Final answer
    x = 7,341.57

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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.