Home / 10,335.59-15,505.62-3,313.97

Finding the Fourth Proportional to 10,335.59, 15,505.62 and 3,313.97

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Solution

The fourth proportional to 10,335.59, 15,505.62 and 3,313.97 is: 4,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.59 : 15,505.62 = 3,313.97 : x
  2. Step 2: Convert to fraction form
    10,335.59/15,505.62 = 3,313.97/x
  3. Step 3: Cross multiply
    10,335.59x = 15,505.62 × 3,313.97
  4. Step 4: Simplify right side
    10,335.59x = 51,385,159.51
  5. Step 5: Solve for x
    x = 51,385,159.51/10,335.59
  6. Step 6: Final answer
    x = 4,971.67

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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.