Home / 9,846.87-13,588.50-5,370.66

Finding the Fourth Proportional to 9,846.87, 13,588.50 and 5,370.66

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Solution

The fourth proportional to 9,846.87, 13,588.50 and 5,370.66 is: 7,411.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,846.87 : 13,588.50 = 5,370.66 : x
  2. Step 2: Convert to fraction form
    9,846.87/13,588.50 = 5,370.66/x
  3. Step 3: Cross multiply
    9,846.87x = 13,588.50 × 5,370.66
  4. Step 4: Simplify right side
    9,846.87x = 72,979,213.41
  5. Step 5: Solve for x
    x = 72,979,213.41/9,846.87
  6. Step 6: Final answer
    x = 7,411.41

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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.