Home / 7,166.25-10,746.62-2,783.13

Finding the Fourth Proportional to 7,166.25, 10,746.62 and 2,783.13

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Solution

The fourth proportional to 7,166.25, 10,746.62 and 2,783.13 is: 4,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.25 : 10,746.62 = 2,783.13 : x
  2. Step 2: Convert to fraction form
    7,166.25/10,746.62 = 2,783.13/x
  3. Step 3: Cross multiply
    7,166.25x = 10,746.62 × 2,783.13
  4. Step 4: Simplify right side
    7,166.25x = 29,909,226.60
  5. Step 5: Solve for x
    x = 29,909,226.60/7,166.25
  6. Step 6: Final answer
    x = 4,173.62

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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.