Home / 7,450.30-10,280.26-4,305.88

Finding the Fourth Proportional to 7,450.30, 10,280.26 and 4,305.88

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Solution

The fourth proportional to 7,450.30, 10,280.26 and 4,305.88 is: 5,941.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.30 : 10,280.26 = 4,305.88 : x
  2. Step 2: Convert to fraction form
    7,450.30/10,280.26 = 4,305.88/x
  3. Step 3: Cross multiply
    7,450.30x = 10,280.26 × 4,305.88
  4. Step 4: Simplify right side
    7,450.30x = 44,265,565.93
  5. Step 5: Solve for x
    x = 44,265,565.93/7,450.30
  6. Step 6: Final answer
    x = 5,941.45

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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.