Home / 8,388.06-11,581.53-5,875.74

Finding the Fourth Proportional to 8,388.06, 11,581.53 and 5,875.74

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Solution

The fourth proportional to 8,388.06, 11,581.53 and 5,875.74 is: 8,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.06 : 11,581.53 = 5,875.74 : x
  2. Step 2: Convert to fraction form
    8,388.06/11,581.53 = 5,875.74/x
  3. Step 3: Cross multiply
    8,388.06x = 11,581.53 × 5,875.74
  4. Step 4: Simplify right side
    8,388.06x = 68,050,070.10
  5. Step 5: Solve for x
    x = 68,050,070.10/8,388.06
  6. Step 6: Final answer
    x = 8,112.73

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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.