Home / 8,095.40-12,110.70-7,317.80

Finding the Fourth Proportional to 8,095.40, 12,110.70 and 7,317.80

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Solution

The fourth proportional to 8,095.40, 12,110.70 and 7,317.80 is: 10,947.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095.40 : 12,110.70 = 7,317.80 : x
  2. Step 2: Convert to fraction form
    8,095.40/12,110.70 = 7,317.80/x
  3. Step 3: Cross multiply
    8,095.40x = 12,110.70 × 7,317.80
  4. Step 4: Simplify right side
    8,095.40x = 88,623,680.46
  5. Step 5: Solve for x
    x = 88,623,680.46/8,095.40
  6. Step 6: Final answer
    x = 10,947.41

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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.