Home / 8,187.51-11,297.84-4,602.72

Finding the Fourth Proportional to 8,187.51, 11,297.84 and 4,602.72

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Solution

The fourth proportional to 8,187.51, 11,297.84 and 4,602.72 is: 6,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.51 : 11,297.84 = 4,602.72 : x
  2. Step 2: Convert to fraction form
    8,187.51/11,297.84 = 4,602.72/x
  3. Step 3: Cross multiply
    8,187.51x = 11,297.84 × 4,602.72
  4. Step 4: Simplify right side
    8,187.51x = 52,000,771.11
  5. Step 5: Solve for x
    x = 52,000,771.11/8,187.51
  6. Step 6: Final answer
    x = 6,351.23

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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.