Home / 9,515.80-14,273.70-8,061.40

Finding the Fourth Proportional to 9,515.80, 14,273.70 and 8,061.40

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Solution

The fourth proportional to 9,515.80, 14,273.70 and 8,061.40 is: 12,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.80 : 14,273.70 = 8,061.40 : x
  2. Step 2: Convert to fraction form
    9,515.80/14,273.70 = 8,061.40/x
  3. Step 3: Cross multiply
    9,515.80x = 14,273.70 × 8,061.40
  4. Step 4: Simplify right side
    9,515.80x = 115,066,005.18
  5. Step 5: Solve for x
    x = 115,066,005.18/9,515.80
  6. Step 6: Final answer
    x = 12,092.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.