Home / 6,896.34-10,345.47-2,515.86

Finding the Fourth Proportional to 6,896.34, 10,345.47 and 2,515.86

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Solution

The fourth proportional to 6,896.34, 10,345.47 and 2,515.86 is: 3,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.34 : 10,345.47 = 2,515.86 : x
  2. Step 2: Convert to fraction form
    6,896.34/10,345.47 = 2,515.86/x
  3. Step 3: Cross multiply
    6,896.34x = 10,345.47 × 2,515.86
  4. Step 4: Simplify right side
    6,896.34x = 26,027,754.15
  5. Step 5: Solve for x
    x = 26,027,754.15/6,896.34
  6. Step 6: Final answer
    x = 3,774.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.