Home / 10,148.34-15,208.20-4,805.85

Finding the Fourth Proportional to 10,148.34, 15,208.20 and 4,805.85

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Solution

The fourth proportional to 10,148.34, 15,208.20 and 4,805.85 is: 7,202.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.34 : 15,208.20 = 4,805.85 : x
  2. Step 2: Convert to fraction form
    10,148.34/15,208.20 = 4,805.85/x
  3. Step 3: Cross multiply
    10,148.34x = 15,208.20 × 4,805.85
  4. Step 4: Simplify right side
    10,148.34x = 73,088,327.97
  5. Step 5: Solve for x
    x = 73,088,327.97/10,148.34
  6. Step 6: Final answer
    x = 7,202.00

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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.