Home / 5,193.48-7,166.90-2,835.60

Finding the Fourth Proportional to 5,193.48, 7,166.90 and 2,835.60

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Solution

The fourth proportional to 5,193.48, 7,166.90 and 2,835.60 is: 3,913.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.48 : 7,166.90 = 2,835.60 : x
  2. Step 2: Convert to fraction form
    5,193.48/7,166.90 = 2,835.60/x
  3. Step 3: Cross multiply
    5,193.48x = 7,166.90 × 2,835.60
  4. Step 4: Simplify right side
    5,193.48x = 20,322,461.64
  5. Step 5: Solve for x
    x = 20,322,461.64/5,193.48
  6. Step 6: Final answer
    x = 3,913.07

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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.