Home / 6,860.75-9,462.26-5,345.34

Finding the Fourth Proportional to 6,860.75, 9,462.26 and 5,345.34

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Solution

The fourth proportional to 6,860.75, 9,462.26 and 5,345.34 is: 7,372.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.75 : 9,462.26 = 5,345.34 : x
  2. Step 2: Convert to fraction form
    6,860.75/9,462.26 = 5,345.34/x
  3. Step 3: Cross multiply
    6,860.75x = 9,462.26 × 5,345.34
  4. Step 4: Simplify right side
    6,860.75x = 50,578,970.14
  5. Step 5: Solve for x
    x = 50,578,970.14/6,860.75
  6. Step 6: Final answer
    x = 7,372.23

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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.