Home / 10,194.93-15,292.40-3,174.80

Finding the Fourth Proportional to 10,194.93, 15,292.40 and 3,174.80

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Solution

The fourth proportional to 10,194.93, 15,292.40 and 3,174.80 is: 4,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.93 : 15,292.40 = 3,174.80 : x
  2. Step 2: Convert to fraction form
    10,194.93/15,292.40 = 3,174.80/x
  3. Step 3: Cross multiply
    10,194.93x = 15,292.40 × 3,174.80
  4. Step 4: Simplify right side
    10,194.93x = 48,550,219.18
  5. Step 5: Solve for x
    x = 48,550,219.18/10,194.93
  6. Step 6: Final answer
    x = 4,762.19

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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.