Home / 6,776.12-9,345.78-4,537.28

Finding the Fourth Proportional to 6,776.12, 9,345.78 and 4,537.28

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Solution

The fourth proportional to 6,776.12, 9,345.78 and 4,537.28 is: 6,257.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.12 : 9,345.78 = 4,537.28 : x
  2. Step 2: Convert to fraction form
    6,776.12/9,345.78 = 4,537.28/x
  3. Step 3: Cross multiply
    6,776.12x = 9,345.78 × 4,537.28
  4. Step 4: Simplify right side
    6,776.12x = 42,404,420.68
  5. Step 5: Solve for x
    x = 42,404,420.68/6,776.12
  6. Step 6: Final answer
    x = 6,257.92

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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.