Home / 8,548.92-12,810.42-6,347.36

Finding the Fourth Proportional to 8,548.92, 12,810.42 and 6,347.36

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Solution

The fourth proportional to 8,548.92, 12,810.42 and 6,347.36 is: 9,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.92 : 12,810.42 = 6,347.36 : x
  2. Step 2: Convert to fraction form
    8,548.92/12,810.42 = 6,347.36/x
  3. Step 3: Cross multiply
    8,548.92x = 12,810.42 × 6,347.36
  4. Step 4: Simplify right side
    8,548.92x = 81,312,347.49
  5. Step 5: Solve for x
    x = 81,312,347.49/8,548.92
  6. Step 6: Final answer
    x = 9,511.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.