Home / 6,743.10-9,307.36-5,400.83

Finding the Fourth Proportional to 6,743.10, 9,307.36 and 5,400.83

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Solution

The fourth proportional to 6,743.10, 9,307.36 and 5,400.83 is: 7,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.10 : 9,307.36 = 5,400.83 : x
  2. Step 2: Convert to fraction form
    6,743.10/9,307.36 = 5,400.83/x
  3. Step 3: Cross multiply
    6,743.10x = 9,307.36 × 5,400.83
  4. Step 4: Simplify right side
    6,743.10x = 50,267,416.39
  5. Step 5: Solve for x
    x = 50,267,416.39/6,743.10
  6. Step 6: Final answer
    x = 7,454.65

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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.