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Finding the Fourth Proportional to 4,166.90, 5,750.32 and 2,303.90

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Solution

The fourth proportional to 4,166.90, 5,750.32 and 2,303.90 is: 3,179.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.90 : 5,750.32 = 2,303.90 : x
  2. Step 2: Convert to fraction form
    4,166.90/5,750.32 = 2,303.90/x
  3. Step 3: Cross multiply
    4,166.90x = 5,750.32 × 2,303.90
  4. Step 4: Simplify right side
    4,166.90x = 13,248,162.25
  5. Step 5: Solve for x
    x = 13,248,162.25/4,166.90
  6. Step 6: Final answer
    x = 3,179.38

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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.