Home / 10,189.07-15,283.62-2,793.63

Finding the Fourth Proportional to 10,189.07, 15,283.62 and 2,793.63

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Solution

The fourth proportional to 10,189.07, 15,283.62 and 2,793.63 is: 4,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,189.07 : 15,283.62 = 2,793.63 : x
  2. Step 2: Convert to fraction form
    10,189.07/15,283.62 = 2,793.63/x
  3. Step 3: Cross multiply
    10,189.07x = 15,283.62 × 2,793.63
  4. Step 4: Simplify right side
    10,189.07x = 42,696,779.34
  5. Step 5: Solve for x
    x = 42,696,779.34/10,189.07
  6. Step 6: Final answer
    x = 4,190.45

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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.