Home / 8,887.16-12,259.44-5,348.24

Finding the Fourth Proportional to 8,887.16, 12,259.44 and 5,348.24

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Solution

The fourth proportional to 8,887.16, 12,259.44 and 5,348.24 is: 7,377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.16 : 12,259.44 = 5,348.24 : x
  2. Step 2: Convert to fraction form
    8,887.16/12,259.44 = 5,348.24/x
  3. Step 3: Cross multiply
    8,887.16x = 12,259.44 × 5,348.24
  4. Step 4: Simplify right side
    8,887.16x = 65,566,427.39
  5. Step 5: Solve for x
    x = 65,566,427.39/8,887.16
  6. Step 6: Final answer
    x = 7,377.66

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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.