Home / 10,907.33-15,050.30-6,430.46

Finding the Fourth Proportional to 10,907.33, 15,050.30 and 6,430.46

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Solution

The fourth proportional to 10,907.33, 15,050.30 and 6,430.46 is: 8,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.33 : 15,050.30 = 6,430.46 : x
  2. Step 2: Convert to fraction form
    10,907.33/15,050.30 = 6,430.46/x
  3. Step 3: Cross multiply
    10,907.33x = 15,050.30 × 6,430.46
  4. Step 4: Simplify right side
    10,907.33x = 96,780,244.73
  5. Step 5: Solve for x
    x = 96,780,244.73/10,907.33
  6. Step 6: Final answer
    x = 8,872.96

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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.