Home / 7,850.48-10,834.18-4,313.72

Finding the Fourth Proportional to 7,850.48, 10,834.18 and 4,313.72

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Solution

The fourth proportional to 7,850.48, 10,834.18 and 4,313.72 is: 5,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.48 : 10,834.18 = 4,313.72 : x
  2. Step 2: Convert to fraction form
    7,850.48/10,834.18 = 4,313.72/x
  3. Step 3: Cross multiply
    7,850.48x = 10,834.18 × 4,313.72
  4. Step 4: Simplify right side
    7,850.48x = 46,735,618.95
  5. Step 5: Solve for x
    x = 46,735,618.95/7,850.48
  6. Step 6: Final answer
    x = 5,953.22

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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.