Home / 9,846.99-13,589.28-5,370.57

Finding the Fourth Proportional to 9,846.99, 13,589.28 and 5,370.57

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Solution

The fourth proportional to 9,846.99, 13,589.28 and 5,370.57 is: 7,411.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,846.99 : 13,589.28 = 5,370.57 : x
  2. Step 2: Convert to fraction form
    9,846.99/13,589.28 = 5,370.57/x
  3. Step 3: Cross multiply
    9,846.99x = 13,589.28 × 5,370.57
  4. Step 4: Simplify right side
    9,846.99x = 72,982,179.49
  5. Step 5: Solve for x
    x = 72,982,179.49/9,846.99
  6. Step 6: Final answer
    x = 7,411.62

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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.