Home / 7,473.45-10,317.07-5,247.17

Finding the Fourth Proportional to 7,473.45, 10,317.07 and 5,247.17

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Solution

The fourth proportional to 7,473.45, 10,317.07 and 5,247.17 is: 7,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.45 : 10,317.07 = 5,247.17 : x
  2. Step 2: Convert to fraction form
    7,473.45/10,317.07 = 5,247.17/x
  3. Step 3: Cross multiply
    7,473.45x = 10,317.07 × 5,247.17
  4. Step 4: Simplify right side
    7,473.45x = 54,135,420.19
  5. Step 5: Solve for x
    x = 54,135,420.19/7,473.45
  6. Step 6: Final answer
    x = 7,243.70

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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.