Home / 6,744.48-9,308.57-5,148.51

Finding the Fourth Proportional to 6,744.48, 9,308.57 and 5,148.51

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Solution

The fourth proportional to 6,744.48, 9,308.57 and 5,148.51 is: 7,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.48 : 9,308.57 = 5,148.51 : x
  2. Step 2: Convert to fraction form
    6,744.48/9,308.57 = 5,148.51/x
  3. Step 3: Cross multiply
    6,744.48x = 9,308.57 × 5,148.51
  4. Step 4: Simplify right side
    6,744.48x = 47,925,239.99
  5. Step 5: Solve for x
    x = 47,925,239.99/6,744.48
  6. Step 6: Final answer
    x = 7,105.85

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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.