Home / 7,091.92-10,637.61-2,875.03

Finding the Fourth Proportional to 7,091.92, 10,637.61 and 2,875.03

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Solution

The fourth proportional to 7,091.92, 10,637.61 and 2,875.03 is: 4,312.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.92 : 10,637.61 = 2,875.03 : x
  2. Step 2: Convert to fraction form
    7,091.92/10,637.61 = 2,875.03/x
  3. Step 3: Cross multiply
    7,091.92x = 10,637.61 × 2,875.03
  4. Step 4: Simplify right side
    7,091.92x = 30,583,447.88
  5. Step 5: Solve for x
    x = 30,583,447.88/7,091.92
  6. Step 6: Final answer
    x = 4,312.44

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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.