Home / 8,238.13-11,368.65-4,461.33

Finding the Fourth Proportional to 8,238.13, 11,368.65 and 4,461.33

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Solution

The fourth proportional to 8,238.13, 11,368.65 and 4,461.33 is: 6,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.13 : 11,368.65 = 4,461.33 : x
  2. Step 2: Convert to fraction form
    8,238.13/11,368.65 = 4,461.33/x
  3. Step 3: Cross multiply
    8,238.13x = 11,368.65 × 4,461.33
  4. Step 4: Simplify right side
    8,238.13x = 50,719,341.94
  5. Step 5: Solve for x
    x = 50,719,341.94/8,238.13
  6. Step 6: Final answer
    x = 6,156.66

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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.