Home / 9,942.41-13,720.53-5,466.13

Finding the Fourth Proportional to 9,942.41, 13,720.53 and 5,466.13

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Solution

The fourth proportional to 9,942.41, 13,720.53 and 5,466.13 is: 7,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.41 : 13,720.53 = 5,466.13 : x
  2. Step 2: Convert to fraction form
    9,942.41/13,720.53 = 5,466.13/x
  3. Step 3: Cross multiply
    9,942.41x = 13,720.53 × 5,466.13
  4. Step 4: Simplify right side
    9,942.41x = 74,998,200.65
  5. Step 5: Solve for x
    x = 74,998,200.65/9,942.41
  6. Step 6: Final answer
    x = 7,543.26

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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.