Home / 7,317.30-10,096.85-4,087.15

Finding the Fourth Proportional to 7,317.30, 10,096.85 and 4,087.15

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Solution

The fourth proportional to 7,317.30, 10,096.85 and 4,087.15 is: 5,639.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.30 : 10,096.85 = 4,087.15 : x
  2. Step 2: Convert to fraction form
    7,317.30/10,096.85 = 4,087.15/x
  3. Step 3: Cross multiply
    7,317.30x = 10,096.85 × 4,087.15
  4. Step 4: Simplify right side
    7,317.30x = 41,267,366.92
  5. Step 5: Solve for x
    x = 41,267,366.92/7,317.30
  6. Step 6: Final answer
    x = 5,639.70

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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.