Home / 7,617.28-10,511.22-4,259.92

Finding the Fourth Proportional to 7,617.28, 10,511.22 and 4,259.92

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Solution

The fourth proportional to 7,617.28, 10,511.22 and 4,259.92 is: 5,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.28 : 10,511.22 = 4,259.92 : x
  2. Step 2: Convert to fraction form
    7,617.28/10,511.22 = 4,259.92/x
  3. Step 3: Cross multiply
    7,617.28x = 10,511.22 × 4,259.92
  4. Step 4: Simplify right side
    7,617.28x = 44,776,956.30
  5. Step 5: Solve for x
    x = 44,776,956.30/7,617.28
  6. Step 6: Final answer
    x = 5,878.34

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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.