Home / 8,042.90-11,099.40-4,506.08

Finding the Fourth Proportional to 8,042.90, 11,099.40 and 4,506.08

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Solution

The fourth proportional to 8,042.90, 11,099.40 and 4,506.08 is: 6,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.90 : 11,099.40 = 4,506.08 : x
  2. Step 2: Convert to fraction form
    8,042.90/11,099.40 = 4,506.08/x
  3. Step 3: Cross multiply
    8,042.90x = 11,099.40 × 4,506.08
  4. Step 4: Simplify right side
    8,042.90x = 50,014,784.35
  5. Step 5: Solve for x
    x = 50,014,784.35/8,042.90
  6. Step 6: Final answer
    x = 6,218.50

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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.