Home / 8,088.68-11,159.46-5,734.76

Finding the Fourth Proportional to 8,088.68, 11,159.46 and 5,734.76

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Solution

The fourth proportional to 8,088.68, 11,159.46 and 5,734.76 is: 7,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.68 : 11,159.46 = 5,734.76 : x
  2. Step 2: Convert to fraction form
    8,088.68/11,159.46 = 5,734.76/x
  3. Step 3: Cross multiply
    8,088.68x = 11,159.46 × 5,734.76
  4. Step 4: Simplify right side
    8,088.68x = 63,996,824.83
  5. Step 5: Solve for x
    x = 63,996,824.83/8,088.68
  6. Step 6: Final answer
    x = 7,911.90

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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.