Home / 8,806.16-12,150.96-5,027.60

Finding the Fourth Proportional to 8,806.16, 12,150.96 and 5,027.60

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Solution

The fourth proportional to 8,806.16, 12,150.96 and 5,027.60 is: 6,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.16 : 12,150.96 = 5,027.60 : x
  2. Step 2: Convert to fraction form
    8,806.16/12,150.96 = 5,027.60/x
  3. Step 3: Cross multiply
    8,806.16x = 12,150.96 × 5,027.60
  4. Step 4: Simplify right side
    8,806.16x = 61,090,166.50
  5. Step 5: Solve for x
    x = 61,090,166.50/8,806.16
  6. Step 6: Final answer
    x = 6,937.21

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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.