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Finding the Fourth Proportional to 9,751.74, 13,457.50 and 5,922.27

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Solution

The fourth proportional to 9,751.74, 13,457.50 and 5,922.27 is: 8,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,751.74 : 13,457.50 = 5,922.27 : x
  2. Step 2: Convert to fraction form
    9,751.74/13,457.50 = 5,922.27/x
  3. Step 3: Cross multiply
    9,751.74x = 13,457.50 × 5,922.27
  4. Step 4: Simplify right side
    9,751.74x = 79,698,948.53
  5. Step 5: Solve for x
    x = 79,698,948.53/9,751.74
  6. Step 6: Final answer
    x = 8,172.79

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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.