Home / 7,513.68-11,276.98-2,899.92

Finding the Fourth Proportional to 7,513.68, 11,276.98 and 2,899.92

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Solution

The fourth proportional to 7,513.68, 11,276.98 and 2,899.92 is: 4,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.68 : 11,276.98 = 2,899.92 : x
  2. Step 2: Convert to fraction form
    7,513.68/11,276.98 = 2,899.92/x
  3. Step 3: Cross multiply
    7,513.68x = 11,276.98 × 2,899.92
  4. Step 4: Simplify right side
    7,513.68x = 32,702,339.84
  5. Step 5: Solve for x
    x = 32,702,339.84/7,513.68
  6. Step 6: Final answer
    x = 4,352.37

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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.