Home / 8,461.36-11,677.11-4,684.95

Finding the Fourth Proportional to 8,461.36, 11,677.11 and 4,684.95

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Solution

The fourth proportional to 8,461.36, 11,677.11 and 4,684.95 is: 6,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461.36 : 11,677.11 = 4,684.95 : x
  2. Step 2: Convert to fraction form
    8,461.36/11,677.11 = 4,684.95/x
  3. Step 3: Cross multiply
    8,461.36x = 11,677.11 × 4,684.95
  4. Step 4: Simplify right side
    8,461.36x = 54,706,635.22
  5. Step 5: Solve for x
    x = 54,706,635.22/8,461.36
  6. Step 6: Final answer
    x = 6,465.46

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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.