Home / 7,317.36-10,097.96-3,960.15

Finding the Fourth Proportional to 7,317.36, 10,097.96 and 3,960.15

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Solution

The fourth proportional to 7,317.36, 10,097.96 and 3,960.15 is: 5,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.36 : 10,097.96 = 3,960.15 : x
  2. Step 2: Convert to fraction form
    7,317.36/10,097.96 = 3,960.15/x
  3. Step 3: Cross multiply
    7,317.36x = 10,097.96 × 3,960.15
  4. Step 4: Simplify right side
    7,317.36x = 39,989,416.49
  5. Step 5: Solve for x
    x = 39,989,416.49/7,317.36
  6. Step 6: Final answer
    x = 5,465.01

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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.