Home / 9,502.18-13,113.09-5,310.70

Finding the Fourth Proportional to 9,502.18, 13,113.09 and 5,310.70

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Solution

The fourth proportional to 9,502.18, 13,113.09 and 5,310.70 is: 7,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,502.18 : 13,113.09 = 5,310.70 : x
  2. Step 2: Convert to fraction form
    9,502.18/13,113.09 = 5,310.70/x
  3. Step 3: Cross multiply
    9,502.18x = 13,113.09 × 5,310.70
  4. Step 4: Simplify right side
    9,502.18x = 69,639,687.06
  5. Step 5: Solve for x
    x = 69,639,687.06/9,502.18
  6. Step 6: Final answer
    x = 7,328.81

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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.