Home / 5,316.81-7,337.48-2,958.99

Finding the Fourth Proportional to 5,316.81, 7,337.48 and 2,958.99

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Solution

The fourth proportional to 5,316.81, 7,337.48 and 2,958.99 is: 4,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.81 : 7,337.48 = 2,958.99 : x
  2. Step 2: Convert to fraction form
    5,316.81/7,337.48 = 2,958.99/x
  3. Step 3: Cross multiply
    5,316.81x = 7,337.48 × 2,958.99
  4. Step 4: Simplify right side
    5,316.81x = 21,711,515.15
  5. Step 5: Solve for x
    x = 21,711,515.15/5,316.81
  6. Step 6: Final answer
    x = 4,083.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.