Home / 8,914.83-12,303.75-5,137.27

Finding the Fourth Proportional to 8,914.83, 12,303.75 and 5,137.27

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Solution

The fourth proportional to 8,914.83, 12,303.75 and 5,137.27 is: 7,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.83 : 12,303.75 = 5,137.27 : x
  2. Step 2: Convert to fraction form
    8,914.83/12,303.75 = 5,137.27/x
  3. Step 3: Cross multiply
    8,914.83x = 12,303.75 × 5,137.27
  4. Step 4: Simplify right side
    8,914.83x = 63,207,660.08
  5. Step 5: Solve for x
    x = 63,207,660.08/8,914.83
  6. Step 6: Final answer
    x = 7,090.17

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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.