Home / 10,907.86-15,052.90-6,192.22

Finding the Fourth Proportional to 10,907.86, 15,052.90 and 6,192.22

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Solution

The fourth proportional to 10,907.86, 15,052.90 and 6,192.22 is: 8,545.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.86 : 15,052.90 = 6,192.22 : x
  2. Step 2: Convert to fraction form
    10,907.86/15,052.90 = 6,192.22/x
  3. Step 3: Cross multiply
    10,907.86x = 15,052.90 × 6,192.22
  4. Step 4: Simplify right side
    10,907.86x = 93,210,868.44
  5. Step 5: Solve for x
    x = 93,210,868.44/10,907.86
  6. Step 6: Final answer
    x = 8,545.29

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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.