Home / 8,511.11-11,743.59-4,973.63

Finding the Fourth Proportional to 8,511.11, 11,743.59 and 4,973.63

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Solution

The fourth proportional to 8,511.11, 11,743.59 and 4,973.63 is: 6,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.11 : 11,743.59 = 4,973.63 : x
  2. Step 2: Convert to fraction form
    8,511.11/11,743.59 = 4,973.63/x
  3. Step 3: Cross multiply
    8,511.11x = 11,743.59 × 4,973.63
  4. Step 4: Simplify right side
    8,511.11x = 58,408,300.89
  5. Step 5: Solve for x
    x = 58,408,300.89/8,511.11
  6. Step 6: Final answer
    x = 6,862.60

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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.