Home / 10,189.33-15,289.51-4,266.74

Finding the Fourth Proportional to 10,189.33, 15,289.51 and 4,266.74

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Solution

The fourth proportional to 10,189.33, 15,289.51 and 4,266.74 is: 6,402.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,189.33 : 15,289.51 = 4,266.74 : x
  2. Step 2: Convert to fraction form
    10,189.33/15,289.51 = 4,266.74/x
  3. Step 3: Cross multiply
    10,189.33x = 15,289.51 × 4,266.74
  4. Step 4: Simplify right side
    10,189.33x = 65,236,276.78
  5. Step 5: Solve for x
    x = 65,236,276.78/10,189.33
  6. Step 6: Final answer
    x = 6,402.41

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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.