Home / 8,085.08-11,156.61-4,548.21

Finding the Fourth Proportional to 8,085.08, 11,156.61 and 4,548.21

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Solution

The fourth proportional to 8,085.08, 11,156.61 and 4,548.21 is: 6,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.08 : 11,156.61 = 4,548.21 : x
  2. Step 2: Convert to fraction form
    8,085.08/11,156.61 = 4,548.21/x
  3. Step 3: Cross multiply
    8,085.08x = 11,156.61 × 4,548.21
  4. Step 4: Simplify right side
    8,085.08x = 50,742,622.22
  5. Step 5: Solve for x
    x = 50,742,622.22/8,085.08
  6. Step 6: Final answer
    x = 6,276.09

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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.