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Finding the Fourth Proportional to 6,752.76, 9,315.26 and 5,495.22

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Solution

The fourth proportional to 6,752.76, 9,315.26 and 5,495.22 is: 7,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.76 : 9,315.26 = 5,495.22 : x
  2. Step 2: Convert to fraction form
    6,752.76/9,315.26 = 5,495.22/x
  3. Step 3: Cross multiply
    6,752.76x = 9,315.26 × 5,495.22
  4. Step 4: Simplify right side
    6,752.76x = 51,189,403.06
  5. Step 5: Solve for x
    x = 51,189,403.06/6,752.76
  6. Step 6: Final answer
    x = 7,580.52

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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.