Home / 7,409.90-10,228.46-4,577.73

Finding the Fourth Proportional to 7,409.90, 10,228.46 and 4,577.73

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Solution

The fourth proportional to 7,409.90, 10,228.46 and 4,577.73 is: 6,319.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.90 : 10,228.46 = 4,577.73 : x
  2. Step 2: Convert to fraction form
    7,409.90/10,228.46 = 4,577.73/x
  3. Step 3: Cross multiply
    7,409.90x = 10,228.46 × 4,577.73
  4. Step 4: Simplify right side
    7,409.90x = 46,823,105.31
  5. Step 5: Solve for x
    x = 46,823,105.31/7,409.90
  6. Step 6: Final answer
    x = 6,319.00

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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.