Home / 10,336.20-15,493.26-4,783.08

Finding the Fourth Proportional to 10,336.20, 15,493.26 and 4,783.08

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Solution

The fourth proportional to 10,336.20, 15,493.26 and 4,783.08 is: 7,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.20 : 15,493.26 = 4,783.08 : x
  2. Step 2: Convert to fraction form
    10,336.20/15,493.26 = 4,783.08/x
  3. Step 3: Cross multiply
    10,336.20x = 15,493.26 × 4,783.08
  4. Step 4: Simplify right side
    10,336.20x = 74,105,502.04
  5. Step 5: Solve for x
    x = 74,105,502.04/10,336.20
  6. Step 6: Final answer
    x = 7,169.51

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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.