Home / 9,313.87-12,853.65-5,334.85

Finding the Fourth Proportional to 9,313.87, 12,853.65 and 5,334.85

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Solution

The fourth proportional to 9,313.87, 12,853.65 and 5,334.85 is: 7,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.87 : 12,853.65 = 5,334.85 : x
  2. Step 2: Convert to fraction form
    9,313.87/12,853.65 = 5,334.85/x
  3. Step 3: Cross multiply
    9,313.87x = 12,853.65 × 5,334.85
  4. Step 4: Simplify right side
    9,313.87x = 68,572,294.70
  5. Step 5: Solve for x
    x = 68,572,294.70/9,313.87
  6. Step 6: Final answer
    x = 7,362.38

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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.